Finding the Fourth Proportional to 2,047.76, 2,823.72 and 1,347.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,047.76 : 2,823.72 = 1,347.92 : x
2. Step 2: Convert to fraction form
   2,047.76/2,823.72 = 1,347.92/x
3. Step 3: Cross multiply
   2,047.76x = 2,823.72 × 1,347.92
4. Step 4: Simplify right side
   2,047.76x = 3,806,148.66
5. Step 5: Solve for x
   x = 3,806,148.66/2,047.76
6. Step 6: Final answer
   x = 1,858.69