Finding the Third Proportional to 72,677,903.06 and 111,711,134.81

Step by Step Solution

1. Step 1: Write the proportion equation
   72,677,903.06 : 111,711,134.81 = 111,711,134.81 : x
2. Step 2: Convert to fraction form
   72,677,903.06/111,711,134.81 = 111,711,134.81/x
3. Step 3: Cross multiply
   72,677,903.06x = 111,711,134.81 × 111,711,134.81
4. Step 4: Simplify right side
   72,677,903.06x = 12,479,377,641,096,550
5. Step 5: Solve for x
   x = 12,479,377,641,096,550/72,677,903.06
6. Step 6: Final answer
   x = 171,708,003.61