Finding the Fourth Proportional to 17,128.66, 23,630.98 and 10,411.83

Step by Step Solution

1. Step 1: Write the proportion equation
   17,128.66 : 23,630.98 = 10,411.83 : x
2. Step 2: Convert to fraction form
   17,128.66/23,630.98 = 10,411.83/x
3. Step 3: Cross multiply
   17,128.66x = 23,630.98 × 10,411.83
4. Step 4: Simplify right side
   17,128.66x = 246,041,746.49
5. Step 5: Solve for x
   x = 246,041,746.49/17,128.66
6. Step 6: Final answer
   x = 14,364.33