Finding the Fourth Proportional to 140,371.57, 193,732.52 and 89,368.01

Step by Step Solution

1. Step 1: Write the proportion equation
   140,371.57 : 193,732.52 = 89,368.01 : x
2. Step 2: Convert to fraction form
   140,371.57/193,732.52 = 89,368.01/x
3. Step 3: Cross multiply
   140,371.57x = 193,732.52 × 89,368.01
4. Step 4: Simplify right side
   140,371.57x = 17,313,489,784.69
5. Step 5: Solve for x
   x = 17,313,489,784.69/140,371.57
6. Step 6: Final answer
   x = 123,340.43