Finding the Fourth Proportional to 9,925, 13,696.72 and 5,448.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,925 : 13,696.72 = 5,448.72 : x
2. Step 2: Convert to fraction form
   9,925/13,696.72 = 5,448.72/x
3. Step 3: Cross multiply
   9,925x = 13,696.72 × 5,448.72
4. Step 4: Simplify right side
   9,925x = 74,629,592.20
5. Step 5: Solve for x
   x = 74,629,592.20/9,925
6. Step 6: Final answer
   x = 7,519.35