Finding the Fourth Proportional to 9,113.31, 12,575.66 and 5,576.04

Step by Step Solution

1. Step 1: Write the proportion equation
   9,113.31 : 12,575.66 = 5,576.04 : x
2. Step 2: Convert to fraction form
   9,113.31/12,575.66 = 5,576.04/x
3. Step 3: Cross multiply
   9,113.31x = 12,575.66 × 5,576.04
4. Step 4: Simplify right side
   9,113.31x = 70,122,355.31
5. Step 5: Solve for x
   x = 70,122,355.31/9,113.31
6. Step 6: Final answer
   x = 7,694.50