Finding the Fourth Proportional to 1,499.19, 2,068.91 and 836.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499.19 : 2,068.91 = 836.02 : x
2. Step 2: Convert to fraction form
   1,499.19/2,068.91 = 836.02/x
3. Step 3: Cross multiply
   1,499.19x = 2,068.91 × 836.02
4. Step 4: Simplify right side
   1,499.19x = 1,729,650.14
5. Step 5: Solve for x
   x = 1,729,650.14/1,499.19
6. Step 6: Final answer
   x = 1,153.72