Finding the Fourth Proportional to 8,098.88, 12,153.78 and 3,167.90

Step by Step Solution

1. Step 1: Write the proportion equation
   8,098.88 : 12,153.78 = 3,167.90 : x
2. Step 2: Convert to fraction form
   8,098.88/12,153.78 = 3,167.90/x
3. Step 3: Cross multiply
   8,098.88x = 12,153.78 × 3,167.90
4. Step 4: Simplify right side
   8,098.88x = 38,501,898.89
5. Step 5: Solve for x
   x = 38,501,898.89/8,098.88
6. Step 6: Final answer
   x = 4,753.98