Finding the Fourth Proportional to 131,672.42, 181,707.84 and 74,323.82

Step by Step Solution

1. Step 1: Write the proportion equation
   131,672.42 : 181,707.84 = 74,323.82 : x
2. Step 2: Convert to fraction form
   131,672.42/181,707.84 = 74,323.82/x
3. Step 3: Cross multiply
   131,672.42x = 181,707.84 × 74,323.82
4. Step 4: Simplify right side
   131,672.42x = 13,505,220,792.75
5. Step 5: Solve for x
   x = 13,505,220,792.75/131,672.42
6. Step 6: Final answer
   x = 102,566.82