Finding the Fourth Proportional to 2,873.52, 3,963.30 and 1,929.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,873.52 : 3,963.30 = 1,929.06 : x
2. Step 2: Convert to fraction form
   2,873.52/3,963.30 = 1,929.06/x
3. Step 3: Cross multiply
   2,873.52x = 3,963.30 × 1,929.06
4. Step 4: Simplify right side
   2,873.52x = 7,645,443.50
5. Step 5: Solve for x
   x = 7,645,443.50/2,873.52
6. Step 6: Final answer
   x = 2,660.65