Finding the Fourth Proportional to 22,233.32, 33,388.18 and 19,740.12

Step by Step Solution

1. Step 1: Write the proportion equation
   22,233.32 : 33,388.18 = 19,740.12 : x
2. Step 2: Convert to fraction form
   22,233.32/33,388.18 = 19,740.12/x
3. Step 3: Cross multiply
   22,233.32x = 33,388.18 × 19,740.12
4. Step 4: Simplify right side
   22,233.32x = 659,086,679.78
5. Step 5: Solve for x
   x = 659,086,679.78/22,233.32
6. Step 6: Final answer
   x = 29,644.10