Finding the Fourth Proportional to 2,076.64, 2,867.88 and 1,898.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,076.64 : 2,867.88 = 1,898.92 : x
2. Step 2: Convert to fraction form
   2,076.64/2,867.88 = 1,898.92/x
3. Step 3: Cross multiply
   2,076.64x = 2,867.88 × 1,898.92
4. Step 4: Simplify right side
   2,076.64x = 5,445,874.69
5. Step 5: Solve for x
   x = 5,445,874.69/2,076.64
6. Step 6: Final answer
   x = 2,622.45