Finding the Fourth Proportional to 1,820.56, 2,743.12 and 1,503.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,820.56 : 2,743.12 = 1,503.04 : x
2. Step 2: Convert to fraction form
   1,820.56/2,743.12 = 1,503.04/x
3. Step 3: Cross multiply
   1,820.56x = 2,743.12 × 1,503.04
4. Step 4: Simplify right side
   1,820.56x = 4,123,019.08
5. Step 5: Solve for x
   x = 4,123,019.08/1,820.56
6. Step 6: Final answer
   x = 2,264.70