Finding the Fourth Proportional to 1,499.29, 2,069.03 and 939.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499.29 : 2,069.03 = 939.98 : x
2. Step 2: Convert to fraction form
   1,499.29/2,069.03 = 939.98/x
3. Step 3: Cross multiply
   1,499.29x = 2,069.03 × 939.98
4. Step 4: Simplify right side
   1,499.29x = 1,944,846.82
5. Step 5: Solve for x
   x = 1,944,846.82/1,499.29
6. Step 6: Final answer
   x = 1,297.18