Finding the Fourth Proportional to 233,428.38, 350,230.82 and 91,375.18

Step by Step Solution

1. Step 1: Write the proportion equation
   233,428.38 : 350,230.82 = 91,375.18 : x
2. Step 2: Convert to fraction form
   233,428.38/350,230.82 = 91,375.18/x
3. Step 3: Cross multiply
   233,428.38x = 350,230.82 × 91,375.18
4. Step 4: Simplify right side
   233,428.38x = 32,002,404,104.83
5. Step 5: Solve for x
   x = 32,002,404,104.83/233,428.38
6. Step 6: Final answer
   x = 137,097.31