Finding the Fourth Proportional to 9,940.06, 13,718.52 and 5,748.28

Step by Step Solution

1. Step 1: Write the proportion equation
   9,940.06 : 13,718.52 = 5,748.28 : x
2. Step 2: Convert to fraction form
   9,940.06/13,718.52 = 5,748.28/x
3. Step 3: Cross multiply
   9,940.06x = 13,718.52 × 5,748.28
4. Step 4: Simplify right side
   9,940.06x = 78,857,894.15
5. Step 5: Solve for x
   x = 78,857,894.15/9,940.06
6. Step 6: Final answer
   x = 7,933.34