Finding the Fourth Proportional to 53,940.01, 80,919.29 and 16,499.18

Step by Step Solution

1. Step 1: Write the proportion equation
   53,940.01 : 80,919.29 = 16,499.18 : x
2. Step 2: Convert to fraction form
   53,940.01/80,919.29 = 16,499.18/x
3. Step 3: Cross multiply
   53,940.01x = 80,919.29 × 16,499.18
4. Step 4: Simplify right side
   53,940.01x = 1,335,101,931.18
5. Step 5: Solve for x
   x = 1,335,101,931.18/53,940.01
6. Step 6: Final answer
   x = 24,751.61