Finding the Fourth Proportional to 1,498.85, 2,068.69 and 938.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,498.85 : 2,068.69 = 938.89 : x
2. Step 2: Convert to fraction form
   1,498.85/2,068.69 = 938.89/x
3. Step 3: Cross multiply
   1,498.85x = 2,068.69 × 938.89
4. Step 4: Simplify right side
   1,498.85x = 1,942,274.35
5. Step 5: Solve for x
   x = 1,942,274.35/1,498.85
6. Step 6: Final answer
   x = 1,295.84