Finding the Fourth Proportional to 9,982.17, 13,787.42 and 7,475.36

Step by Step Solution

1. Step 1: Write the proportion equation
   9,982.17 : 13,787.42 = 7,475.36 : x
2. Step 2: Convert to fraction form
   9,982.17/13,787.42 = 7,475.36/x
3. Step 3: Cross multiply
   9,982.17x = 13,787.42 × 7,475.36
4. Step 4: Simplify right side
   9,982.17x = 103,065,821.66
5. Step 5: Solve for x
   x = 103,065,821.66/9,982.17
6. Step 6: Final answer
   x = 10,324.99