Finding the Fourth Proportional to 1,003.37, 1,502.43 and 807.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,003.37 : 1,502.43 = 807.33 : x
2. Step 2: Convert to fraction form
   1,003.37/1,502.43 = 807.33/x
3. Step 3: Cross multiply
   1,003.37x = 1,502.43 × 807.33
4. Step 4: Simplify right side
   1,003.37x = 1,212,956.81
5. Step 5: Solve for x
   x = 1,212,956.81/1,003.37
6. Step 6: Final answer
   x = 1,208.88