Finding the Fourth Proportional to 22,464.47, 31,001.00 and 12,392.89

Step by Step Solution

1. Step 1: Write the proportion equation
   22,464.47 : 31,001.00 = 12,392.89 : x
2. Step 2: Convert to fraction form
   22,464.47/31,001.00 = 12,392.89/x
3. Step 3: Cross multiply
   22,464.47x = 31,001.00 × 12,392.89
4. Step 4: Simplify right side
   22,464.47x = 384,191,765.92
5. Step 5: Solve for x
   x = 384,191,765.92/22,464.47
6. Step 6: Final answer
   x = 17,102.20