Finding the Fourth Proportional to 147,540.24, 203,591.88 and 83,865.60

Step by Step Solution

1. Step 1: Write the proportion equation
   147,540.24 : 203,591.88 = 83,865.60 : x
2. Step 2: Convert to fraction form
   147,540.24/203,591.88 = 83,865.60/x
3. Step 3: Cross multiply
   147,540.24x = 203,591.88 × 83,865.60
4. Step 4: Simplify right side
   147,540.24x = 17,074,355,171.33
5. Step 5: Solve for x
   x = 17,074,355,171.33/147,540.24
6. Step 6: Final answer
   x = 115,726.77