Finding the Fourth Proportional to 22,504.01, 31,055.10 and 12,432.56

Step by Step Solution

1. Step 1: Write the proportion equation
   22,504.01 : 31,055.10 = 12,432.56 : x
2. Step 2: Convert to fraction form
   22,504.01/31,055.10 = 12,432.56/x
3. Step 3: Cross multiply
   22,504.01x = 31,055.10 × 12,432.56
4. Step 4: Simplify right side
   22,504.01x = 386,094,394.06
5. Step 5: Solve for x
   x = 386,094,394.06/22,504.01
6. Step 6: Final answer
   x = 17,156.69