Finding the Fourth Proportional to 9,002.39, 12,423.54 and 5,023.49

Step by Step Solution

1. Step 1: Write the proportion equation
   9,002.39 : 12,423.54 = 5,023.49 : x
2. Step 2: Convert to fraction form
   9,002.39/12,423.54 = 5,023.49/x
3. Step 3: Cross multiply
   9,002.39x = 12,423.54 × 5,023.49
4. Step 4: Simplify right side
   9,002.39x = 62,409,528.95
5. Step 5: Solve for x
   x = 62,409,528.95/9,002.39
6. Step 6: Final answer
   x = 6,932.55