Finding the Fourth Proportional to 245,870.10, 368,805.15 and 88,103.70

Step by Step Solution

1. Step 1: Write the proportion equation
   245,870.10 : 368,805.15 = 88,103.70 : x
2. Step 2: Convert to fraction form
   245,870.10/368,805.15 = 88,103.70/x
3. Step 3: Cross multiply
   245,870.10x = 368,805.15 × 88,103.70
4. Step 4: Simplify right side
   245,870.10x = 32,493,098,294.06
5. Step 5: Solve for x
   x = 32,493,098,294.06/245,870.10
6. Step 6: Final answer
   x = 132,155.55