Finding the Fourth Proportional to 22,109.02, 33,172.65 and 8,958.04

Step by Step Solution

1. Step 1: Write the proportion equation
   22,109.02 : 33,172.65 = 8,958.04 : x
2. Step 2: Convert to fraction form
   22,109.02/33,172.65 = 8,958.04/x
3. Step 3: Cross multiply
   22,109.02x = 33,172.65 × 8,958.04
4. Step 4: Simplify right side
   22,109.02x = 297,161,925.61
5. Step 5: Solve for x
   x = 297,161,925.61/22,109.02
6. Step 6: Final answer
   x = 13,440.76