Finding the Fourth Proportional to 10,643.22, 14,687.98 and 5,863.51

Step by Step Solution

1. Step 1: Write the proportion equation
   10,643.22 : 14,687.98 = 5,863.51 : x
2. Step 2: Convert to fraction form
   10,643.22/14,687.98 = 5,863.51/x
3. Step 3: Cross multiply
   10,643.22x = 14,687.98 × 5,863.51
4. Step 4: Simplify right side
   10,643.22x = 86,123,117.61
5. Step 5: Solve for x
   x = 86,123,117.61/10,643.22
6. Step 6: Final answer
   x = 8,091.83