Finding the Fourth Proportional to 16,258.21, 22,436.06 and 9,088.30

Step by Step Solution

1. Step 1: Write the proportion equation
   16,258.21 : 22,436.06 = 9,088.30 : x
2. Step 2: Convert to fraction form
   16,258.21/22,436.06 = 9,088.30/x
3. Step 3: Cross multiply
   16,258.21x = 22,436.06 × 9,088.30
4. Step 4: Simplify right side
   16,258.21x = 203,905,644.10
5. Step 5: Solve for x
   x = 203,905,644.10/16,258.21
6. Step 6: Final answer
   x = 12,541.70