Finding the Fourth Proportional to 22,395.30, 33,585.58 and 9,915.06

Step by Step Solution

1. Step 1: Write the proportion equation
   22,395.30 : 33,585.58 = 9,915.06 : x
2. Step 2: Convert to fraction form
   22,395.30/33,585.58 = 9,915.06/x
3. Step 3: Cross multiply
   22,395.30x = 33,585.58 × 9,915.06
4. Step 4: Simplify right side
   22,395.30x = 333,003,040.83
5. Step 5: Solve for x
   x = 333,003,040.83/22,395.30
6. Step 6: Final answer
   x = 14,869.33