Finding the Fourth Proportional to 9,242.78, 12,754.04 and 5,466.08

Step by Step Solution

1. Step 1: Write the proportion equation
   9,242.78 : 12,754.04 = 5,466.08 : x
2. Step 2: Convert to fraction form
   9,242.78/12,754.04 = 5,466.08/x
3. Step 3: Cross multiply
   9,242.78x = 12,754.04 × 5,466.08
4. Step 4: Simplify right side
   9,242.78x = 69,714,511.86
5. Step 5: Solve for x
   x = 69,714,511.86/9,242.78
6. Step 6: Final answer
   x = 7,542.60