Finding the Fourth Proportional to 2,622.34, 3,616.45 and 2,055.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,622.34 : 3,616.45 = 2,055.25 : x
2. Step 2: Convert to fraction form
   2,622.34/3,616.45 = 2,055.25/x
3. Step 3: Cross multiply
   2,622.34x = 3,616.45 × 2,055.25
4. Step 4: Simplify right side
   2,622.34x = 7,432,708.86
5. Step 5: Solve for x
   x = 7,432,708.86/2,622.34
6. Step 6: Final answer
   x = 2,834.38