Finding the Fourth Proportional to 2,491.38, 3,736.82 and 930.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,491.38 : 3,736.82 = 930.69 : x
2. Step 2: Convert to fraction form
   2,491.38/3,736.82 = 930.69/x
3. Step 3: Cross multiply
   2,491.38x = 3,736.82 × 930.69
4. Step 4: Simplify right side
   2,491.38x = 3,477,816.35
5. Step 5: Solve for x
   x = 3,477,816.35/2,491.38
6. Step 6: Final answer
   x = 1,395.94