Finding the Fourth Proportional to 59,640.88, 89,472.27 and 19,662.22

Step by Step Solution

1. Step 1: Write the proportion equation
   59,640.88 : 89,472.27 = 19,662.22 : x
2. Step 2: Convert to fraction form
   59,640.88/89,472.27 = 19,662.22/x
3. Step 3: Cross multiply
   59,640.88x = 89,472.27 × 19,662.22
4. Step 4: Simplify right side
   59,640.88x = 1,759,223,456.64
5. Step 5: Solve for x
   x = 1,759,223,456.64/59,640.88
6. Step 6: Final answer
   x = 29,496.94