Finding the Fourth Proportional to 22,111.16, 33,122.32 and 10,984.20

Step by Step Solution

1. Step 1: Write the proportion equation
   22,111.16 : 33,122.32 = 10,984.20 : x
2. Step 2: Convert to fraction form
   22,111.16/33,122.32 = 10,984.20/x
3. Step 3: Cross multiply
   22,111.16x = 33,122.32 × 10,984.20
4. Step 4: Simplify right side
   22,111.16x = 363,822,187.34
5. Step 5: Solve for x
   x = 363,822,187.34/22,111.16
6. Step 6: Final answer
   x = 16,454.23