Finding the Fourth Proportional to 12,104.38, 18,149.53 and 4,700.17

Step by Step Solution

1. Step 1: Write the proportion equation
   12,104.38 : 18,149.53 = 4,700.17 : x
2. Step 2: Convert to fraction form
   12,104.38/18,149.53 = 4,700.17/x
3. Step 3: Cross multiply
   12,104.38x = 18,149.53 × 4,700.17
4. Step 4: Simplify right side
   12,104.38x = 85,305,819.30
5. Step 5: Solve for x
   x = 85,305,819.30/12,104.38
6. Step 6: Final answer
   x = 7,047.52