Finding the Fourth Proportional to 249,635.72, 344,470.73 and 147,665.03

Step by Step Solution

1. Step 1: Write the proportion equation
   249,635.72 : 344,470.73 = 147,665.03 : x
2. Step 2: Convert to fraction form
   249,635.72/344,470.73 = 147,665.03/x
3. Step 3: Cross multiply
   249,635.72x = 344,470.73 × 147,665.03
4. Step 4: Simplify right side
   249,635.72x = 50,866,278,218.89
5. Step 5: Solve for x
   x = 50,866,278,218.89/249,635.72
6. Step 6: Final answer
   x = 203,762.02