Finding the Third Proportional to 63,799,690.50 and 139,952,650.50

Step by Step Solution

1. Step 1: Write the proportion equation
   63,799,690.50 : 139,952,650.50 = 139,952,650.50 : x
2. Step 2: Convert to fraction form
   63,799,690.50/139,952,650.50 = 139,952,650.50/x
3. Step 3: Cross multiply
   63,799,690.50x = 139,952,650.50 × 139,952,650.50
4. Step 4: Simplify right side
   63,799,690.50x = 19,586,744,381,975,152
5. Step 5: Solve for x
   x = 19,586,744,381,975,152/63,799,690.50
6. Step 6: Final answer
   x = 307,003,752.35