Finding the Fourth Proportional to 23,039.10, 34,564.13 and 7,456.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,039.10 : 34,564.13 = 7,456.72 : x
2. Step 2: Convert to fraction form
   23,039.10/34,564.13 = 7,456.72/x
3. Step 3: Cross multiply
   23,039.10x = 34,564.13 × 7,456.72
4. Step 4: Simplify right side
   23,039.10x = 257,735,002.17
5. Step 5: Solve for x
   x = 257,735,002.17/23,039.10
6. Step 6: Final answer
   x = 11,186.85