Finding the Fourth Proportional to 147,858.72, 204,040.15 and 93,439.96

Step by Step Solution

1. Step 1: Write the proportion equation
   147,858.72 : 204,040.15 = 93,439.96 : x
2. Step 2: Convert to fraction form
   147,858.72/204,040.15 = 93,439.96/x
3. Step 3: Cross multiply
   147,858.72x = 204,040.15 × 93,439.96
4. Step 4: Simplify right side
   147,858.72x = 19,065,503,858.42
5. Step 5: Solve for x
   x = 19,065,503,858.42/147,858.72
6. Step 6: Final answer
   x = 128,944.06