Finding the Fourth Proportional to 9,024.72, 12,455.28 and 5,890.02

Step by Step Solution

1. Step 1: Write the proportion equation
   9,024.72 : 12,455.28 = 5,890.02 : x
2. Step 2: Convert to fraction form
   9,024.72/12,455.28 = 5,890.02/x
3. Step 3: Cross multiply
   9,024.72x = 12,455.28 × 5,890.02
4. Step 4: Simplify right side
   9,024.72x = 73,361,848.31
5. Step 5: Solve for x
   x = 73,361,848.31/9,024.72
6. Step 6: Final answer
   x = 8,128.99