Finding the Fourth Proportional to 2,929.12, 4,395.41 and 1,081.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,929.12 : 4,395.41 = 1,081.53 : x
2. Step 2: Convert to fraction form
   2,929.12/4,395.41 = 1,081.53/x
3. Step 3: Cross multiply
   2,929.12x = 4,395.41 × 1,081.53
4. Step 4: Simplify right side
   2,929.12x = 4,753,767.78
5. Step 5: Solve for x
   x = 4,753,767.78/2,929.12
6. Step 6: Final answer
   x = 1,622.93