Finding the Fourth Proportional to 131,773.45, 181,877.25 and 103,036.27

Step by Step Solution

1. Step 1: Write the proportion equation
   131,773.45 : 181,877.25 = 103,036.27 : x
2. Step 2: Convert to fraction form
   131,773.45/181,877.25 = 103,036.27/x
3. Step 3: Cross multiply
   131,773.45x = 181,877.25 × 103,036.27
4. Step 4: Simplify right side
   131,773.45x = 18,739,953,437.86
5. Step 5: Solve for x
   x = 18,739,953,437.86/131,773.45
6. Step 6: Final answer
   x = 142,213.42