Finding the Fourth Proportional to 52,418.00, 78,642.33 and 16,878.53

Step by Step Solution

1. Step 1: Write the proportion equation
   52,418.00 : 78,642.33 = 16,878.53 : x
2. Step 2: Convert to fraction form
   52,418.00/78,642.33 = 16,878.53/x
3. Step 3: Cross multiply
   52,418.00x = 78,642.33 × 16,878.53
4. Step 4: Simplify right side
   52,418.00x = 1,327,366,532.96
5. Step 5: Solve for x
   x = 1,327,366,532.96/52,418.00
6. Step 6: Final answer
   x = 25,322.73