Finding the Fourth Proportional to 1,498.62, 2,068.06 and 939.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,498.62 : 2,068.06 = 939.39 : x
2. Step 2: Convert to fraction form
   1,498.62/2,068.06 = 939.39/x
3. Step 3: Cross multiply
   1,498.62x = 2,068.06 × 939.39
4. Step 4: Simplify right side
   1,498.62x = 1,942,718.17
5. Step 5: Solve for x
   x = 1,942,718.17/1,498.62
6. Step 6: Final answer
   x = 1,296.34