Finding the Fourth Proportional to 1,871.02, 2,807.70 and 1,049.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,871.02 : 2,807.70 = 1,049.82 : x
2. Step 2: Convert to fraction form
   1,871.02/2,807.70 = 1,049.82/x
3. Step 3: Cross multiply
   1,871.02x = 2,807.70 × 1,049.82
4. Step 4: Simplify right side
   1,871.02x = 2,947,579.61
5. Step 5: Solve for x
   x = 2,947,579.61/1,871.02
6. Step 6: Final answer
   x = 1,575.39