Finding the Fourth Proportional to 131,796.94, 181,878.94 and 71,366.30

Step by Step Solution

1. Step 1: Write the proportion equation
   131,796.94 : 181,878.94 = 71,366.30 : x
2. Step 2: Convert to fraction form
   131,796.94/181,878.94 = 71,366.30/x
3. Step 3: Cross multiply
   131,796.94x = 181,878.94 × 71,366.30
4. Step 4: Simplify right side
   131,796.94x = 12,980,026,995.72
5. Step 5: Solve for x
   x = 12,980,026,995.72/131,796.94
6. Step 6: Final answer
   x = 98,485.04