Finding the Fourth Proportional to 123,381.41, 185,044.46 and 56,757.56

Step by Step Solution

1. Step 1: Write the proportion equation
   123,381.41 : 185,044.46 = 56,757.56 : x
2. Step 2: Convert to fraction form
   123,381.41/185,044.46 = 56,757.56/x
3. Step 3: Cross multiply
   123,381.41x = 185,044.46 × 56,757.56
4. Step 4: Simplify right side
   123,381.41x = 10,502,670,832.11
5. Step 5: Solve for x
   x = 10,502,670,832.11/123,381.41
6. Step 6: Final answer
   x = 85,123.61