Finding the Fourth Proportional to 9,792.09, 14,679.90 and 3,952.80

Step by Step Solution

1. Step 1: Write the proportion equation
   9,792.09 : 14,679.90 = 3,952.80 : x
2. Step 2: Convert to fraction form
   9,792.09/14,679.90 = 3,952.80/x
3. Step 3: Cross multiply
   9,792.09x = 14,679.90 × 3,952.80
4. Step 4: Simplify right side
   9,792.09x = 58,026,708.72
5. Step 5: Solve for x
   x = 58,026,708.72/9,792.09
6. Step 6: Final answer
   x = 5,925.88