Finding the Fourth Proportional to 13,058.52, 17,990.82 and 10,716

Step by Step Solution

1. Step 1: Write the proportion equation
   13,058.52 : 17,990.82 = 10,716 : x
2. Step 2: Convert to fraction form
   13,058.52/17,990.82 = 10,716/x
3. Step 3: Cross multiply
   13,058.52x = 17,990.82 × 10,716
4. Step 4: Simplify right side
   13,058.52x = 192,789,627.12
5. Step 5: Solve for x
   x = 192,789,627.12/13,058.52
6. Step 6: Final answer
   x = 14,763.51