Finding the Fourth Proportional to 2,003.13, 2,763.52 and 1,257.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,003.13 : 2,763.52 = 1,257.02 : x
2. Step 2: Convert to fraction form
   2,003.13/2,763.52 = 1,257.02/x
3. Step 3: Cross multiply
   2,003.13x = 2,763.52 × 1,257.02
4. Step 4: Simplify right side
   2,003.13x = 3,473,793.31
5. Step 5: Solve for x
   x = 3,473,793.31/2,003.13
6. Step 6: Final answer
   x = 1,734.18