Finding the Third Proportional to 5,280,373 and 8,392,992

Step by Step Solution

1. Step 1: Write the proportion equation
   5,280,373 : 8,392,992 = 8,392,992 : x
2. Step 2: Convert to fraction form
   5,280,373/8,392,992 = 8,392,992/x
3. Step 3: Cross multiply
   5,280,373x = 8,392,992 × 8,392,992
4. Step 4: Simplify right side
   5,280,373x = 70,442,314,712,064
5. Step 5: Solve for x
   x = 70,442,314,712,064/5,280,373
6. Step 6: Final answer
   x = 13,340,405.06