Finding the Third Proportional to 38,656,663.50 and 54,073,116

Step by Step Solution

1. Step 1: Write the proportion equation
   38,656,663.50 : 54,073,116 = 54,073,116 : x
2. Step 2: Convert to fraction form
   38,656,663.50/54,073,116 = 54,073,116/x
3. Step 3: Cross multiply
   38,656,663.50x = 54,073,116 × 54,073,116
4. Step 4: Simplify right side
   38,656,663.50x = 2,923,901,873,949,456
5. Step 5: Solve for x
   x = 2,923,901,873,949,456/38,656,663.50
6. Step 6: Final answer
   x = 75,637,719.59