Finding the Fourth Proportional to 8,774.92, 12,109.68 and 5,417.62

Step by Step Solution

1. Step 1: Write the proportion equation
   8,774.92 : 12,109.68 = 5,417.62 : x
2. Step 2: Convert to fraction form
   8,774.92/12,109.68 = 5,417.62/x
3. Step 3: Cross multiply
   8,774.92x = 12,109.68 × 5,417.62
4. Step 4: Simplify right side
   8,774.92x = 65,605,644.56
5. Step 5: Solve for x
   x = 65,605,644.56/8,774.92
6. Step 6: Final answer
   x = 7,476.49