Finding the Fourth Proportional to 1,702.80, 2,348.46 and 1,003.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,702.80 : 2,348.46 = 1,003.50 : x
2. Step 2: Convert to fraction form
   1,702.80/2,348.46 = 1,003.50/x
3. Step 3: Cross multiply
   1,702.80x = 2,348.46 × 1,003.50
4. Step 4: Simplify right side
   1,702.80x = 2,356,679.61
5. Step 5: Solve for x
   x = 2,356,679.61/1,702.80
6. Step 6: Final answer
   x = 1,384.00