Finding the Fourth Proportional to 1,499.22, 2,068.94 and 836.13

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499.22 : 2,068.94 = 836.13 : x
2. Step 2: Convert to fraction form
   1,499.22/2,068.94 = 836.13/x
3. Step 3: Cross multiply
   1,499.22x = 2,068.94 × 836.13
4. Step 4: Simplify right side
   1,499.22x = 1,729,898.62
5. Step 5: Solve for x
   x = 1,729,898.62/1,499.22
6. Step 6: Final answer
   x = 1,153.87