Finding the Fourth Proportional to 1,530.75, 2,294.06 and 836.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,530.75 : 2,294.06 = 836.37 : x
2. Step 2: Convert to fraction form
   1,530.75/2,294.06 = 836.37/x
3. Step 3: Cross multiply
   1,530.75x = 2,294.06 × 836.37
4. Step 4: Simplify right side
   1,530.75x = 1,918,678.78
5. Step 5: Solve for x
   x = 1,918,678.78/1,530.75
6. Step 6: Final answer
   x = 1,253.43