Finding the Fourth Proportional to 431,158.83, 595,017.59 and 240,172.35

Step by Step Solution

1. Step 1: Write the proportion equation
   431,158.83 : 595,017.59 = 240,172.35 : x
2. Step 2: Convert to fraction form
   431,158.83/595,017.59 = 240,172.35/x
3. Step 3: Cross multiply
   431,158.83x = 595,017.59 × 240,172.35
4. Step 4: Simplify right side
   431,158.83x = 142,906,771,680.78
5. Step 5: Solve for x
   x = 142,906,771,680.78/431,158.83
6. Step 6: Final answer
   x = 331,448.09