Finding the Fourth Proportional to 8,160.72, 12,244.32 and 4,696.08

Step by Step Solution

1. Step 1: Write the proportion equation
   8,160.72 : 12,244.32 = 4,696.08 : x
2. Step 2: Convert to fraction form
   8,160.72/12,244.32 = 4,696.08/x
3. Step 3: Cross multiply
   8,160.72x = 12,244.32 × 4,696.08
4. Step 4: Simplify right side
   8,160.72x = 57,500,306.27
5. Step 5: Solve for x
   x = 57,500,306.27/8,160.72
6. Step 6: Final answer
   x = 7,045.98