Finding the Third Proportional to 2,520,445,408,629.80 and 5,423,162,905,077.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,520,445,408,629.80 : 5,423,162,905,077.60 = 5,423,162,905,077.60 : x
2. Step 2: Convert to fraction form
   2,520,445,408,629.80/5,423,162,905,077.60 = 5,423,162,905,077.60/x
3. Step 3: Cross multiply
   2,520,445,408,629.80x = 5,423,162,905,077.60 × 5,423,162,905,077.60
4. Step 4: Simplify right side
   2,520,445,408,629.80x = 29,410,695,895,009,709,650,870,272
5. Step 5: Solve for x
   x = 29,410,695,895,009,709,650,870,272/2,520,445,408,629.80
6. Step 6: Final answer
   x = 11,668,848,606,801.75