Finding the Fourth Proportional to 147,111.57, 203,017.89 and 83,458.92

Step by Step Solution

1. Step 1: Write the proportion equation
   147,111.57 : 203,017.89 = 83,458.92 : x
2. Step 2: Convert to fraction form
   147,111.57/203,017.89 = 83,458.92/x
3. Step 3: Cross multiply
   147,111.57x = 203,017.89 × 83,458.92
4. Step 4: Simplify right side
   147,111.57x = 16,943,653,840.08
5. Step 5: Solve for x
   x = 16,943,653,840.08/147,111.57
6. Step 6: Final answer
   x = 115,175.54