Finding the Fourth Proportional to 9,792.39, 13,513.49 and 5,600.64

Step by Step Solution

1. Step 1: Write the proportion equation
   9,792.39 : 13,513.49 = 5,600.64 : x
2. Step 2: Convert to fraction form
   9,792.39/13,513.49 = 5,600.64/x
3. Step 3: Cross multiply
   9,792.39x = 13,513.49 × 5,600.64
4. Step 4: Simplify right side
   9,792.39x = 75,684,164.63
5. Step 5: Solve for x
   x = 75,684,164.63/9,792.39
6. Step 6: Final answer
   x = 7,728.88