Finding the Fourth Proportional to 22,802.31, 34,175.52 and 12,949.88

Step by Step Solution

1. Step 1: Write the proportion equation
   22,802.31 : 34,175.52 = 12,949.88 : x
2. Step 2: Convert to fraction form
   22,802.31/34,175.52 = 12,949.88/x
3. Step 3: Cross multiply
   22,802.31x = 34,175.52 × 12,949.88
4. Step 4: Simplify right side
   22,802.31x = 442,568,712.06
5. Step 5: Solve for x
   x = 442,568,712.06/22,802.31
6. Step 6: Final answer
   x = 19,408.94