Finding the Fourth Proportional to 12,762.06, 17,616.41 and 7,458.58

Step by Step Solution

1. Step 1: Write the proportion equation
   12,762.06 : 17,616.41 = 7,458.58 : x
2. Step 2: Convert to fraction form
   12,762.06/17,616.41 = 7,458.58/x
3. Step 3: Cross multiply
   12,762.06x = 17,616.41 × 7,458.58
4. Step 4: Simplify right side
   12,762.06x = 131,393,403.30
5. Step 5: Solve for x
   x = 131,393,403.30/12,762.06
6. Step 6: Final answer
   x = 10,295.63