Finding the Fourth Proportional to 147,825.31, 203,938.52 and 109,155.79

Step by Step Solution

1. Step 1: Write the proportion equation
   147,825.31 : 203,938.52 = 109,155.79 : x
2. Step 2: Convert to fraction form
   147,825.31/203,938.52 = 109,155.79/x
3. Step 3: Cross multiply
   147,825.31x = 203,938.52 × 109,155.79
4. Step 4: Simplify right side
   147,825.31x = 22,261,070,262.03
5. Step 5: Solve for x
   x = 22,261,070,262.03/147,825.31
6. Step 6: Final answer
   x = 150,590.38