Finding the Fourth Proportional to 10,706.31, 14,774.60 and 5,990.63

Step by Step Solution

1. Step 1: Write the proportion equation
   10,706.31 : 14,774.60 = 5,990.63 : x
2. Step 2: Convert to fraction form
   10,706.31/14,774.60 = 5,990.63/x
3. Step 3: Cross multiply
   10,706.31x = 14,774.60 × 5,990.63
4. Step 4: Simplify right side
   10,706.31x = 88,509,103.10
5. Step 5: Solve for x
   x = 88,509,103.10/10,706.31
6. Step 6: Final answer
   x = 8,267.00