Finding the Fourth Proportional to 10,385.67, 15,568.79 and 5,758.95

Step by Step Solution

1. Step 1: Write the proportion equation
   10,385.67 : 15,568.79 = 5,758.95 : x
2. Step 2: Convert to fraction form
   10,385.67/15,568.79 = 5,758.95/x
3. Step 3: Cross multiply
   10,385.67x = 15,568.79 × 5,758.95
4. Step 4: Simplify right side
   10,385.67x = 89,659,883.17
5. Step 5: Solve for x
   x = 89,659,883.17/10,385.67
6. Step 6: Final answer
   x = 8,633.04