Finding the Fourth Proportional to 13,322.52, 19,975.02 and 5,307.48

Step by Step Solution

1. Step 1: Write the proportion equation
   13,322.52 : 19,975.02 = 5,307.48 : x
2. Step 2: Convert to fraction form
   13,322.52/19,975.02 = 5,307.48/x
3. Step 3: Cross multiply
   13,322.52x = 19,975.02 × 5,307.48
4. Step 4: Simplify right side
   13,322.52x = 106,017,019.15
5. Step 5: Solve for x
   x = 106,017,019.15/13,322.52
6. Step 6: Final answer
   x = 7,957.73