Finding the Fourth Proportional to 131,795.69, 181,877.22 and 71,365.05

Step by Step Solution

1. Step 1: Write the proportion equation
   131,795.69 : 181,877.22 = 71,365.05 : x
2. Step 2: Convert to fraction form
   131,795.69/181,877.22 = 71,365.05/x
3. Step 3: Cross multiply
   131,795.69x = 181,877.22 × 71,365.05
4. Step 4: Simplify right side
   131,795.69x = 12,979,676,899.16
5. Step 5: Solve for x
   x = 12,979,676,899.16/131,795.69
6. Step 6: Final answer
   x = 98,483.32