Finding the Third Proportional to 28,574,616 and 62,698,605

Step by Step Solution

1. Step 1: Write the proportion equation
   28,574,616 : 62,698,605 = 62,698,605 : x
2. Step 2: Convert to fraction form
   28,574,616/62,698,605 = 62,698,605/x
3. Step 3: Cross multiply
   28,574,616x = 62,698,605 × 62,698,605
4. Step 4: Simplify right side
   28,574,616x = 3,931,115,068,946,025
5. Step 5: Solve for x
   x = 3,931,115,068,946,025/28,574,616
6. Step 6: Final answer
   x = 137,573,679.69