Finding the Third Proportional to 28,725,854 and 42,987,002

Step by Step Solution

1. Step 1: Write the proportion equation
   28,725,854 : 42,987,002 = 42,987,002 : x
2. Step 2: Convert to fraction form
   28,725,854/42,987,002 = 42,987,002/x
3. Step 3: Cross multiply
   28,725,854x = 42,987,002 × 42,987,002
4. Step 4: Simplify right side
   28,725,854x = 1,847,882,340,948,004
5. Step 5: Solve for x
   x = 1,847,882,340,948,004/28,725,854
6. Step 6: Final answer
   x = 64,328,195.11