Finding the Fourth Proportional to 131,456.82, 181,410.42 and 74,873.46

Step by Step Solution

1. Step 1: Write the proportion equation
   131,456.82 : 181,410.42 = 74,873.46 : x
2. Step 2: Convert to fraction form
   131,456.82/181,410.42 = 74,873.46/x
3. Step 3: Cross multiply
   131,456.82x = 181,410.42 × 74,873.46
4. Step 4: Simplify right side
   131,456.82x = 13,582,825,825.45
5. Step 5: Solve for x
   x = 13,582,825,825.45/131,456.82
6. Step 6: Final answer
   x = 103,325.38