Finding the Fourth Proportional to 260,760.56, 359,787.89 and 147,583.31

Step by Step Solution

1. Step 1: Write the proportion equation
   260,760.56 : 359,787.89 = 147,583.31 : x
2. Step 2: Convert to fraction form
   260,760.56/359,787.89 = 147,583.31/x
3. Step 3: Cross multiply
   260,760.56x = 359,787.89 × 147,583.31
4. Step 4: Simplify right side
   260,760.56x = 53,098,685,167.26
5. Step 5: Solve for x
   x = 53,098,685,167.26/260,760.56
6. Step 6: Final answer
   x = 203,630.05