Finding the Third Proportional to 12,216,698 and 25,279,046

Step by Step Solution

1. Step 1: Write the proportion equation
   12,216,698 : 25,279,046 = 25,279,046 : x
2. Step 2: Convert to fraction form
   12,216,698/25,279,046 = 25,279,046/x
3. Step 3: Cross multiply
   12,216,698x = 25,279,046 × 25,279,046
4. Step 4: Simplify right side
   12,216,698x = 639,030,166,670,116
5. Step 5: Solve for x
   x = 639,030,166,670,116/12,216,698
6. Step 6: Final answer
   x = 52,307,928.60