Finding the Fourth Proportional to 8,097.34, 12,137.90 and 3,160.18

Step by Step Solution

1. Step 1: Write the proportion equation
   8,097.34 : 12,137.90 = 3,160.18 : x
2. Step 2: Convert to fraction form
   8,097.34/12,137.90 = 3,160.18/x
3. Step 3: Cross multiply
   8,097.34x = 12,137.90 × 3,160.18
4. Step 4: Simplify right side
   8,097.34x = 38,357,948.82
5. Step 5: Solve for x
   x = 38,357,948.82/8,097.34
6. Step 6: Final answer
   x = 4,737.10