Finding the Fourth Proportional to 2,898.32, 4,000.83 and 1,956.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,898.32 : 4,000.83 = 1,956.83 : x
2. Step 2: Convert to fraction form
   2,898.32/4,000.83 = 1,956.83/x
3. Step 3: Cross multiply
   2,898.32x = 4,000.83 × 1,956.83
4. Step 4: Simplify right side
   2,898.32x = 7,828,916.83
5. Step 5: Solve for x
   x = 7,828,916.83/2,898.32
6. Step 6: Final answer
   x = 2,701.20