Finding the Fourth Proportional to 52,436.27, 78,635.88 and 16,896.17

Step by Step Solution

1. Step 1: Write the proportion equation
   52,436.27 : 78,635.88 = 16,896.17 : x
2. Step 2: Convert to fraction form
   52,436.27/78,635.88 = 16,896.17/x
3. Step 3: Cross multiply
   52,436.27x = 78,635.88 × 16,896.17
4. Step 4: Simplify right side
   52,436.27x = 1,328,645,196.58
5. Step 5: Solve for x
   x = 1,328,645,196.58/52,436.27
6. Step 6: Final answer
   x = 25,338.29