Finding the Fourth Proportional to 1,535.68, 2,300.34 and 803.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,535.68 : 2,300.34 = 803.03 : x
2. Step 2: Convert to fraction form
   1,535.68/2,300.34 = 803.03/x
3. Step 3: Cross multiply
   1,535.68x = 2,300.34 × 803.03
4. Step 4: Simplify right side
   1,535.68x = 1,847,242.03
5. Step 5: Solve for x
   x = 1,847,242.03/1,535.68
6. Step 6: Final answer
   x = 1,202.88