Finding the Fourth Proportional to 2,929.94, 4,395.72 and 1,199.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,929.94 : 4,395.72 = 1,199.78 : x
2. Step 2: Convert to fraction form
   2,929.94/4,395.72 = 1,199.78/x
3. Step 3: Cross multiply
   2,929.94x = 4,395.72 × 1,199.78
4. Step 4: Simplify right side
   2,929.94x = 5,273,874.96
5. Step 5: Solve for x
   x = 5,273,874.96/2,929.94
6. Step 6: Final answer
   x = 1,800.00