Finding the Fourth Proportional to 2,622.84, 3,933.72 and 773.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,622.84 : 3,933.72 = 773.46 : x
2. Step 2: Convert to fraction form
   2,622.84/3,933.72 = 773.46/x
3. Step 3: Cross multiply
   2,622.84x = 3,933.72 × 773.46
4. Step 4: Simplify right side
   2,622.84x = 3,042,575.07
5. Step 5: Solve for x
   x = 3,042,575.07/2,622.84
6. Step 6: Final answer
   x = 1,160.03