Finding the Fourth Proportional to 9,971.52, 13,758.48 and 5,722.32

Step by Step Solution

1. Step 1: Write the proportion equation
   9,971.52 : 13,758.48 = 5,722.32 : x
2. Step 2: Convert to fraction form
   9,971.52/13,758.48 = 5,722.32/x
3. Step 3: Cross multiply
   9,971.52x = 13,758.48 × 5,722.32
4. Step 4: Simplify right side
   9,971.52x = 78,730,425.27
5. Step 5: Solve for x
   x = 78,730,425.27/9,971.52
6. Step 6: Final answer
   x = 7,895.53