Finding the Fourth Proportional to 1,499.76, 2,069.73 and 836.66

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499.76 : 2,069.73 = 836.66 : x
2. Step 2: Convert to fraction form
   1,499.76/2,069.73 = 836.66/x
3. Step 3: Cross multiply
   1,499.76x = 2,069.73 × 836.66
4. Step 4: Simplify right side
   1,499.76x = 1,731,665.48
5. Step 5: Solve for x
   x = 1,731,665.48/1,499.76
6. Step 6: Final answer
   x = 1,154.63