Finding the Fourth Proportional to 10,570.78, 14,587.68 and 5,854.96

Step by Step Solution

1. Step 1: Write the proportion equation
   10,570.78 : 14,587.68 = 5,854.96 : x
2. Step 2: Convert to fraction form
   10,570.78/14,587.68 = 5,854.96/x
3. Step 3: Cross multiply
   10,570.78x = 14,587.68 × 5,854.96
4. Step 4: Simplify right side
   10,570.78x = 85,410,282.89
5. Step 5: Solve for x
   x = 85,410,282.89/10,570.78
6. Step 6: Final answer
   x = 8,079.85