Finding the Fourth Proportional to 22,818.84, 31,492.17 and 13,864.29

Step by Step Solution

1. Step 1: Write the proportion equation
   22,818.84 : 31,492.17 = 13,864.29 : x
2. Step 2: Convert to fraction form
   22,818.84/31,492.17 = 13,864.29/x
3. Step 3: Cross multiply
   22,818.84x = 31,492.17 × 13,864.29
4. Step 4: Simplify right side
   22,818.84x = 436,616,577.61
5. Step 5: Solve for x
   x = 436,616,577.61/22,818.84
6. Step 6: Final answer
   x = 19,134.04