Finding the Fourth Proportional to 29,478.72, 40,681.37 and 16,050.72

Step by Step Solution

1. Step 1: Write the proportion equation
   29,478.72 : 40,681.37 = 16,050.72 : x
2. Step 2: Convert to fraction form
   29,478.72/40,681.37 = 16,050.72/x
3. Step 3: Cross multiply
   29,478.72x = 40,681.37 × 16,050.72
4. Step 4: Simplify right side
   29,478.72x = 652,965,128.52
5. Step 5: Solve for x
   x = 652,965,128.52/29,478.72
6. Step 6: Final answer
   x = 22,150.39