Finding the Fourth Proportional to 168,080.52, 231,945.25 and 91,598.07

Step by Step Solution

1. Step 1: Write the proportion equation
   168,080.52 : 231,945.25 = 91,598.07 : x
2. Step 2: Convert to fraction form
   168,080.52/231,945.25 = 91,598.07/x
3. Step 3: Cross multiply
   168,080.52x = 231,945.25 × 91,598.07
4. Step 4: Simplify right side
   168,080.52x = 21,245,735,843.56
5. Step 5: Solve for x
   x = 21,245,735,843.56/168,080.52
6. Step 6: Final answer
   x = 126,402.13