Finding the Fourth Proportional to 1,799.20, 2,482.92 and 1,002.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,799.20 : 2,482.92 = 1,002.50 : x
2. Step 2: Convert to fraction form
   1,799.20/2,482.92 = 1,002.50/x
3. Step 3: Cross multiply
   1,799.20x = 2,482.92 × 1,002.50
4. Step 4: Simplify right side
   1,799.20x = 2,489,112.98
5. Step 5: Solve for x
   x = 2,489,112.98/1,799.20
6. Step 6: Final answer
   x = 1,383.46