Finding the Fourth Proportional to 9,048.06, 12,474.72 and 6,686.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,048.06 : 12,474.72 = 6,686.10 : x
2. Step 2: Convert to fraction form
   9,048.06/12,474.72 = 6,686.10/x
3. Step 3: Cross multiply
   9,048.06x = 12,474.72 × 6,686.10
4. Step 4: Simplify right side
   9,048.06x = 83,407,225.39
5. Step 5: Solve for x
   x = 83,407,225.39/9,048.06
6. Step 6: Final answer
   x = 9,218.24