Finding the Fourth Proportional to 9,008.96, 12,430.06 and 5,472.23

Step by Step Solution

1. Step 1: Write the proportion equation
   9,008.96 : 12,430.06 = 5,472.23 : x
2. Step 2: Convert to fraction form
   9,008.96/12,430.06 = 5,472.23/x
3. Step 3: Cross multiply
   9,008.96x = 12,430.06 × 5,472.23
4. Step 4: Simplify right side
   9,008.96x = 68,020,071.40
5. Step 5: Solve for x
   x = 68,020,071.40/9,008.96
6. Step 6: Final answer
   x = 7,550.27