Finding the Fourth Proportional to 2,622.83, 3,933.32 and 773.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,622.83 : 3,933.32 = 773.45 : x
2. Step 2: Convert to fraction form
   2,622.83/3,933.32 = 773.45/x
3. Step 3: Cross multiply
   2,622.83x = 3,933.32 × 773.45
4. Step 4: Simplify right side
   2,622.83x = 3,042,221.92
5. Step 5: Solve for x
   x = 3,042,221.92/2,622.83
6. Step 6: Final answer
   x = 1,159.90