Finding the Fourth Proportional to 9,242.69, 12,756.23 and 5,264.17

Step by Step Solution

1. Step 1: Write the proportion equation
   9,242.69 : 12,756.23 = 5,264.17 : x
2. Step 2: Convert to fraction form
   9,242.69/12,756.23 = 5,264.17/x
3. Step 3: Cross multiply
   9,242.69x = 12,756.23 × 5,264.17
4. Step 4: Simplify right side
   9,242.69x = 67,151,026.17
5. Step 5: Solve for x
   x = 67,151,026.17/9,242.69
6. Step 6: Final answer
   x = 7,265.31