Finding the Fourth Proportional to 147,155.98, 203,280.15 and 141,693.88

Step by Step Solution

1. Step 1: Write the proportion equation
   147,155.98 : 203,280.15 = 141,693.88 : x
2. Step 2: Convert to fraction form
   147,155.98/203,280.15 = 141,693.88/x
3. Step 3: Cross multiply
   147,155.98x = 203,280.15 × 141,693.88
4. Step 4: Simplify right side
   147,155.98x = 28,803,553,180.48
5. Step 5: Solve for x
   x = 28,803,553,180.48/147,155.98
6. Step 6: Final answer
   x = 195,734.85