Finding the Fourth Proportional to 2,962.22, 4,443.59 and 770.95

Step by Step Solution

1. Step 1: Write the proportion equation
   2,962.22 : 4,443.59 = 770.95 : x
2. Step 2: Convert to fraction form
   2,962.22/4,443.59 = 770.95/x
3. Step 3: Cross multiply
   2,962.22x = 4,443.59 × 770.95
4. Step 4: Simplify right side
   2,962.22x = 3,425,781.86
5. Step 5: Solve for x
   x = 3,425,781.86/2,962.22
6. Step 6: Final answer
   x = 1,156.49