Finding the Fourth Proportional to 8,995.25, 13,491.90 and 2,422.10

Step by Step Solution

1. Step 1: Write the proportion equation
   8,995.25 : 13,491.90 = 2,422.10 : x
2. Step 2: Convert to fraction form
   8,995.25/13,491.90 = 2,422.10/x
3. Step 3: Cross multiply
   8,995.25x = 13,491.90 × 2,422.10
4. Step 4: Simplify right side
   8,995.25x = 32,678,663.53
5. Step 5: Solve for x
   x = 32,678,663.53/8,995.25
6. Step 6: Final answer
   x = 3,632.88