Finding the Fourth Proportional to 2,622.32, 3,934.01 and 773.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,622.32 : 3,934.01 = 773.49 : x
2. Step 2: Convert to fraction form
   2,622.32/3,934.01 = 773.49/x
3. Step 3: Cross multiply
   2,622.32x = 3,934.01 × 773.49
4. Step 4: Simplify right side
   2,622.32x = 3,042,917.39
5. Step 5: Solve for x
   x = 3,042,917.39/2,622.32
6. Step 6: Final answer
   x = 1,160.39