Finding the Fourth Proportional to 10,789.57, 14,889.89 and 6,074.02

Step by Step Solution

1. Step 1: Write the proportion equation
   10,789.57 : 14,889.89 = 6,074.02 : x
2. Step 2: Convert to fraction form
   10,789.57/14,889.89 = 6,074.02/x
3. Step 3: Cross multiply
   10,789.57x = 14,889.89 × 6,074.02
4. Step 4: Simplify right side
   10,789.57x = 90,441,489.66
5. Step 5: Solve for x
   x = 90,441,489.66/10,789.57
6. Step 6: Final answer
   x = 8,382.31