Finding the Fourth Proportional to 10,557.88, 14,570.03 and 5,842.15

Step by Step Solution

1. Step 1: Write the proportion equation
   10,557.88 : 14,570.03 = 5,842.15 : x
2. Step 2: Convert to fraction form
   10,557.88/14,570.03 = 5,842.15/x
3. Step 3: Cross multiply
   10,557.88x = 14,570.03 × 5,842.15
4. Step 4: Simplify right side
   10,557.88x = 85,120,300.76
5. Step 5: Solve for x
   x = 85,120,300.76/10,557.88
6. Step 6: Final answer
   x = 8,062.25