Finding the Fourth Proportional to 131,931.69, 182,066.37 and 71,502.32

Step by Step Solution

1. Step 1: Write the proportion equation
   131,931.69 : 182,066.37 = 71,502.32 : x
2. Step 2: Convert to fraction form
   131,931.69/182,066.37 = 71,502.32/x
3. Step 3: Cross multiply
   131,931.69x = 182,066.37 × 71,502.32
4. Step 4: Simplify right side
   131,931.69x = 13,018,167,280.02
5. Step 5: Solve for x
   x = 13,018,167,280.02/131,931.69
6. Step 6: Final answer
   x = 98,673.54