Finding the Fourth Proportional to 85,141.31, 127,711.99 and 35,166.48

Step by Step Solution

1. Step 1: Write the proportion equation
   85,141.31 : 127,711.99 = 35,166.48 : x
2. Step 2: Convert to fraction form
   85,141.31/127,711.99 = 35,166.48/x
3. Step 3: Cross multiply
   85,141.31x = 127,711.99 × 35,166.48
4. Step 4: Simplify right side
   85,141.31x = 4,491,181,142.10
5. Step 5: Solve for x
   x = 4,491,181,142.10/85,141.31
6. Step 6: Final answer
   x = 52,749.73