Finding the Fourth Proportional to 9,710.17, 13,398.86 and 5,402.24

Step by Step Solution

1. Step 1: Write the proportion equation
   9,710.17 : 13,398.86 = 5,402.24 : x
2. Step 2: Convert to fraction form
   9,710.17/13,398.86 = 5,402.24/x
3. Step 3: Cross multiply
   9,710.17x = 13,398.86 × 5,402.24
4. Step 4: Simplify right side
   9,710.17x = 72,383,900.94
5. Step 5: Solve for x
   x = 72,383,900.94/9,710.17
6. Step 6: Final answer
   x = 7,454.44