Finding the Fourth Proportional to 77,123.55, 115,693.83 and 24,520.73

Step by Step Solution

1. Step 1: Write the proportion equation
   77,123.55 : 115,693.83 = 24,520.73 : x
2. Step 2: Convert to fraction form
   77,123.55/115,693.83 = 24,520.73/x
3. Step 3: Cross multiply
   77,123.55x = 115,693.83 × 24,520.73
4. Step 4: Simplify right side
   77,123.55x = 2,836,897,457.33
5. Step 5: Solve for x
   x = 2,836,897,457.33/77,123.55
6. Step 6: Final answer
   x = 36,783.80