Finding the Fourth Proportional to 9,710.58, 13,401.75 and 7,159.39

Step by Step Solution

1. Step 1: Write the proportion equation
   9,710.58 : 13,401.75 = 7,159.39 : x
2. Step 2: Convert to fraction form
   9,710.58/13,401.75 = 7,159.39/x
3. Step 3: Cross multiply
   9,710.58x = 13,401.75 × 7,159.39
4. Step 4: Simplify right side
   9,710.58x = 95,948,348.28
5. Step 5: Solve for x
   x = 95,948,348.28/9,710.58
6. Step 6: Final answer
   x = 9,880.80