Finding the Fourth Proportional to 52,054.29, 78,073.34 and 16,986.15

Step by Step Solution

1. Step 1: Write the proportion equation
   52,054.29 : 78,073.34 = 16,986.15 : x
2. Step 2: Convert to fraction form
   52,054.29/78,073.34 = 16,986.15/x
3. Step 3: Cross multiply
   52,054.29x = 78,073.34 × 16,986.15
4. Step 4: Simplify right side
   52,054.29x = 1,326,165,379.31
5. Step 5: Solve for x
   x = 1,326,165,379.31/52,054.29
6. Step 6: Final answer
   x = 25,476.58