Finding the Fourth Proportional to 9,006.34, 12,432.54 and 5,470.69

Step by Step Solution

1. Step 1: Write the proportion equation
   9,006.34 : 12,432.54 = 5,470.69 : x
2. Step 2: Convert to fraction form
   9,006.34/12,432.54 = 5,470.69/x
3. Step 3: Cross multiply
   9,006.34x = 12,432.54 × 5,470.69
4. Step 4: Simplify right side
   9,006.34x = 68,014,572.25
5. Step 5: Solve for x
   x = 68,014,572.25/9,006.34
6. Step 6: Final answer
   x = 7,551.85