Finding the Fourth Proportional to 3,783.30, 5,671.89 and 1,702.23

Step by Step Solution

1. Step 1: Write the proportion equation
   3,783.30 : 5,671.89 = 1,702.23 : x
2. Step 2: Convert to fraction form
   3,783.30/5,671.89 = 1,702.23/x
3. Step 3: Cross multiply
   3,783.30x = 5,671.89 × 1,702.23
4. Step 4: Simplify right side
   3,783.30x = 9,654,861.31
5. Step 5: Solve for x
   x = 9,654,861.31/3,783.30
6. Step 6: Final answer
   x = 2,551.97