Finding the Fourth Proportional to 35,616.72, 49,118.88 and 22,855.20

Step by Step Solution

1. Step 1: Write the proportion equation
   35,616.72 : 49,118.88 = 22,855.20 : x
2. Step 2: Convert to fraction form
   35,616.72/49,118.88 = 22,855.20/x
3. Step 3: Cross multiply
   35,616.72x = 49,118.88 × 22,855.20
4. Step 4: Simplify right side
   35,616.72x = 1,122,621,826.18
5. Step 5: Solve for x
   x = 1,122,621,826.18/35,616.72
6. Step 6: Final answer
   x = 31,519.52