Finding the Fourth Proportional to 22,463.98, 31,000.88 and 12,392.54

Step by Step Solution

1. Step 1: Write the proportion equation
   22,463.98 : 31,000.88 = 12,392.54 : x
2. Step 2: Convert to fraction form
   22,463.98/31,000.88 = 12,392.54/x
3. Step 3: Cross multiply
   22,463.98x = 31,000.88 × 12,392.54
4. Step 4: Simplify right side
   22,463.98x = 384,179,742.34
5. Step 5: Solve for x
   x = 384,179,742.34/22,463.98
6. Step 6: Final answer
   x = 17,102.03