Finding the Fourth Proportional to 52,050.72, 78,081.57 and 16,517.08

Step by Step Solution

1. Step 1: Write the proportion equation
   52,050.72 : 78,081.57 = 16,517.08 : x
2. Step 2: Convert to fraction form
   52,050.72/78,081.57 = 16,517.08/x
3. Step 3: Cross multiply
   52,050.72x = 78,081.57 × 16,517.08
4. Step 4: Simplify right side
   52,050.72x = 1,289,679,635.82
5. Step 5: Solve for x
   x = 1,289,679,635.82/52,050.72
6. Step 6: Final answer
   x = 24,777.36