Finding the Fourth Proportional to 2,047.63, 2,826.84 and 1,376.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,047.63 : 2,826.84 = 1,376.40 : x
2. Step 2: Convert to fraction form
   2,047.63/2,826.84 = 1,376.40/x
3. Step 3: Cross multiply
   2,047.63x = 2,826.84 × 1,376.40
4. Step 4: Simplify right side
   2,047.63x = 3,890,866.52
5. Step 5: Solve for x
   x = 3,890,866.52/2,047.63
6. Step 6: Final answer
   x = 1,900.18