Finding the Third Proportional to 15,639,468.75 and 32,366,425.50

Step by Step Solution

1. Step 1: Write the proportion equation
   15,639,468.75 : 32,366,425.50 = 32,366,425.50 : x
2. Step 2: Convert to fraction form
   15,639,468.75/32,366,425.50 = 32,366,425.50/x
3. Step 3: Cross multiply
   15,639,468.75x = 32,366,425.50 × 32,366,425.50
4. Step 4: Simplify right side
   15,639,468.75x = 1,047,585,499,647,050.25
5. Step 5: Solve for x
   x = 1,047,585,499,647,050.25/15,639,468.75
6. Step 6: Final answer
   x = 66,983,445.31