Finding the Fourth Proportional to 53,838.72, 80,752.41 and 14,399.82

Step by Step Solution

1. Step 1: Write the proportion equation
   53,838.72 : 80,752.41 = 14,399.82 : x
2. Step 2: Convert to fraction form
   53,838.72/80,752.41 = 14,399.82/x
3. Step 3: Cross multiply
   53,838.72x = 80,752.41 × 14,399.82
4. Step 4: Simplify right side
   53,838.72x = 1,162,820,168.57
5. Step 5: Solve for x
   x = 1,162,820,168.57/53,838.72
6. Step 6: Final answer
   x = 21,598.21