Finding the Fourth Proportional to 9,972.96, 13,768.26 and 7,844.28

Step by Step Solution

1. Step 1: Write the proportion equation
   9,972.96 : 13,768.26 = 7,844.28 : x
2. Step 2: Convert to fraction form
   9,972.96/13,768.26 = 7,844.28/x
3. Step 3: Cross multiply
   9,972.96x = 13,768.26 × 7,844.28
4. Step 4: Simplify right side
   9,972.96x = 108,002,086.55
5. Step 5: Solve for x
   x = 108,002,086.55/9,972.96
6. Step 6: Final answer
   x = 10,829.49