Finding the Fourth Proportional to 8,998.95, 13,498.00 and 3,155.12

Step by Step Solution

1. Step 1: Write the proportion equation
   8,998.95 : 13,498.00 = 3,155.12 : x
2. Step 2: Convert to fraction form
   8,998.95/13,498.00 = 3,155.12/x
3. Step 3: Cross multiply
   8,998.95x = 13,498.00 × 3,155.12
4. Step 4: Simplify right side
   8,998.95x = 42,587,726.49
5. Step 5: Solve for x
   x = 42,587,726.49/8,998.95
6. Step 6: Final answer
   x = 4,732.52