Finding the Fourth Proportional to 22,399.77, 33,571.98 and 19,631.82

Step by Step Solution

1. Step 1: Write the proportion equation
   22,399.77 : 33,571.98 = 19,631.82 : x
2. Step 2: Convert to fraction form
   22,399.77/33,571.98 = 19,631.82/x
3. Step 3: Cross multiply
   22,399.77x = 33,571.98 × 19,631.82
4. Step 4: Simplify right side
   22,399.77x = 659,079,068.40
5. Step 5: Solve for x
   x = 659,079,068.40/22,399.77
6. Step 6: Final answer
   x = 29,423.47