Finding the Fourth Proportional to 22,531.50, 31,093.74 and 12,460.77

Step by Step Solution

1. Step 1: Write the proportion equation
   22,531.50 : 31,093.74 = 12,460.77 : x
2. Step 2: Convert to fraction form
   22,531.50/31,093.74 = 12,460.77/x
3. Step 3: Cross multiply
   22,531.50x = 31,093.74 × 12,460.77
4. Step 4: Simplify right side
   22,531.50x = 387,451,942.58
5. Step 5: Solve for x
   x = 387,451,942.58/22,531.50
6. Step 6: Final answer
   x = 17,196.01