Finding the Fourth Proportional to 10,558.58, 14,570.42 and 5,842.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,558.58 : 14,570.42 = 5,842.76 : x
2. Step 2: Convert to fraction form
   10,558.58/14,570.42 = 5,842.76/x
3. Step 3: Cross multiply
   10,558.58x = 14,570.42 × 5,842.76
4. Step 4: Simplify right side
   10,558.58x = 85,131,467.16
5. Step 5: Solve for x
   x = 85,131,467.16/10,558.58
6. Step 6: Final answer
   x = 8,062.78