Finding the Fourth Proportional to 9,097.88, 12,558.31 and 5,371.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,097.88 : 12,558.31 = 5,371.88 : x
2. Step 2: Convert to fraction form
   9,097.88/12,558.31 = 5,371.88/x
3. Step 3: Cross multiply
   9,097.88x = 12,558.31 × 5,371.88
4. Step 4: Simplify right side
   9,097.88x = 67,461,658.10
5. Step 5: Solve for x
   x = 67,461,658.10/9,097.88
6. Step 6: Final answer
   x = 7,415.10