Finding the Fourth Proportional to 1,871.95, 2,804.34 and 1,047.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,871.95 : 2,804.34 = 1,047.73 : x
2. Step 2: Convert to fraction form
   1,871.95/2,804.34 = 1,047.73/x
3. Step 3: Cross multiply
   1,871.95x = 2,804.34 × 1,047.73
4. Step 4: Simplify right side
   1,871.95x = 2,938,191.15
5. Step 5: Solve for x
   x = 2,938,191.15/1,871.95
6. Step 6: Final answer
   x = 1,569.59