Finding the Fourth Proportional to 1,499.38, 2,069.15 and 836.26

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499.38 : 2,069.15 = 836.26 : x
2. Step 2: Convert to fraction form
   1,499.38/2,069.15 = 836.26/x
3. Step 3: Cross multiply
   1,499.38x = 2,069.15 × 836.26
4. Step 4: Simplify right side
   1,499.38x = 1,730,338.02
5. Step 5: Solve for x
   x = 1,730,338.02/1,499.38
6. Step 6: Final answer
   x = 1,154.04