Finding the Fourth Proportional to 131,793.82, 181,875.81 and 71,365.21

Step by Step Solution

1. Step 1: Write the proportion equation
   131,793.82 : 181,875.81 = 71,365.21 : x
2. Step 2: Convert to fraction form
   131,793.82/181,875.81 = 71,365.21/x
3. Step 3: Cross multiply
   131,793.82x = 181,875.81 × 71,365.21
4. Step 4: Simplify right side
   131,793.82x = 12,979,605,374.57
5. Step 5: Solve for x
   x = 12,979,605,374.57/131,793.82
6. Step 6: Final answer
   x = 98,484.17