Finding the Fourth Proportional to 12,862.63, 17,726.74 and 10,610.83

Step by Step Solution

1. Step 1: Write the proportion equation
   12,862.63 : 17,726.74 = 10,610.83 : x
2. Step 2: Convert to fraction form
   12,862.63/17,726.74 = 10,610.83/x
3. Step 3: Cross multiply
   12,862.63x = 17,726.74 × 10,610.83
4. Step 4: Simplify right side
   12,862.63x = 188,095,424.59
5. Step 5: Solve for x
   x = 188,095,424.59/12,862.63
6. Step 6: Final answer
   x = 14,623.40