Finding the Fourth Proportional to 10,862.56, 14,990.28 and 5,894.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,862.56 : 14,990.28 = 5,894.56 : x
2. Step 2: Convert to fraction form
   10,862.56/14,990.28 = 5,894.56/x
3. Step 3: Cross multiply
   10,862.56x = 14,990.28 × 5,894.56
4. Step 4: Simplify right side
   10,862.56x = 88,361,104.88
5. Step 5: Solve for x
   x = 88,361,104.88/10,862.56
6. Step 6: Final answer
   x = 8,134.46