Finding the Fourth Proportional to 2,047.64, 2,823.72 and 1,261.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,047.64 : 2,823.72 = 1,261.52 : x
2. Step 2: Convert to fraction form
   2,047.64/2,823.72 = 1,261.52/x
3. Step 3: Cross multiply
   2,047.64x = 2,823.72 × 1,261.52
4. Step 4: Simplify right side
   2,047.64x = 3,562,179.25
5. Step 5: Solve for x
   x = 3,562,179.25/2,047.64
6. Step 6: Final answer
   x = 1,739.65