Finding the Fourth Proportional to 9,762.18, 14,648.40 and 4,498.80

Step by Step Solution

1. Step 1: Write the proportion equation
   9,762.18 : 14,648.40 = 4,498.80 : x
2. Step 2: Convert to fraction form
   9,762.18/14,648.40 = 4,498.80/x
3. Step 3: Cross multiply
   9,762.18x = 14,648.40 × 4,498.80
4. Step 4: Simplify right side
   9,762.18x = 65,900,221.92
5. Step 5: Solve for x
   x = 65,900,221.92/9,762.18
6. Step 6: Final answer
   x = 6,750.56