Finding the Fourth Proportional to 9,281.18, 12,807.86 and 5,089.34

Step by Step Solution

1. Step 1: Write the proportion equation
   9,281.18 : 12,807.86 = 5,089.34 : x
2. Step 2: Convert to fraction form
   9,281.18/12,807.86 = 5,089.34/x
3. Step 3: Cross multiply
   9,281.18x = 12,807.86 × 5,089.34
4. Step 4: Simplify right side
   9,281.18x = 65,183,554.21
5. Step 5: Solve for x
   x = 65,183,554.21/9,281.18
6. Step 6: Final answer
   x = 7,023.20