Finding the Fourth Proportional to 16,947.83, 25,422.28 and 5,855.15

Step by Step Solution

1. Step 1: Write the proportion equation
   16,947.83 : 25,422.28 = 5,855.15 : x
2. Step 2: Convert to fraction form
   16,947.83/25,422.28 = 5,855.15/x
3. Step 3: Cross multiply
   16,947.83x = 25,422.28 × 5,855.15
4. Step 4: Simplify right side
   16,947.83x = 148,851,262.74
5. Step 5: Solve for x
   x = 148,851,262.74/16,947.83
6. Step 6: Final answer
   x = 8,782.91