Finding the Fourth Proportional to 131,682.63, 181,724.37 and 74,333.42

Step by Step Solution

1. Step 1: Write the proportion equation
   131,682.63 : 181,724.37 = 74,333.42 : x
2. Step 2: Convert to fraction form
   131,682.63/181,724.37 = 74,333.42/x
3. Step 3: Cross multiply
   131,682.63x = 181,724.37 × 74,333.42
4. Step 4: Simplify right side
   131,682.63x = 13,508,193,010.82
5. Step 5: Solve for x
   x = 13,508,193,010.82/131,682.63
6. Step 6: Final answer
   x = 102,581.43