Finding the Fourth Proportional to 22,417.04, 30,974.76 and 18,434.96

Step by Step Solution

1. Step 1: Write the proportion equation
   22,417.04 : 30,974.76 = 18,434.96 : x
2. Step 2: Convert to fraction form
   22,417.04/30,974.76 = 18,434.96/x
3. Step 3: Cross multiply
   22,417.04x = 30,974.76 × 18,434.96
4. Step 4: Simplify right side
   22,417.04x = 571,018,461.61
5. Step 5: Solve for x
   x = 571,018,461.61/22,417.04
6. Step 6: Final answer
   x = 25,472.52