Finding the Fourth Proportional to 53,947.98, 80,931.69 and 16,507.35

Step by Step Solution

1. Step 1: Write the proportion equation
   53,947.98 : 80,931.69 = 16,507.35 : x
2. Step 2: Convert to fraction form
   53,947.98/80,931.69 = 16,507.35/x
3. Step 3: Cross multiply
   53,947.98x = 80,931.69 × 16,507.35
4. Step 4: Simplify right side
   53,947.98x = 1,335,967,732.92
5. Step 5: Solve for x
   x = 1,335,967,732.92/53,947.98
6. Step 6: Final answer
   x = 24,764.00