Finding the Fourth Proportional to 9,792.56, 13,512.84 and 5,600.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,792.56 : 13,512.84 = 5,600.72 : x
2. Step 2: Convert to fraction form
   9,792.56/13,512.84 = 5,600.72/x
3. Step 3: Cross multiply
   9,792.56x = 13,512.84 × 5,600.72
4. Step 4: Simplify right side
   9,792.56x = 75,681,633.24
5. Step 5: Solve for x
   x = 75,681,633.24/9,792.56
6. Step 6: Final answer
   x = 7,728.48