Finding the Fourth Proportional to 2,377.69, 3,566.54 and 838.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,377.69 : 3,566.54 = 838.69 : x
2. Step 2: Convert to fraction form
   2,377.69/3,566.54 = 838.69/x
3. Step 3: Cross multiply
   2,377.69x = 3,566.54 × 838.69
4. Step 4: Simplify right side
   2,377.69x = 2,991,214.61
5. Step 5: Solve for x
   x = 2,991,214.61/2,377.69
6. Step 6: Final answer
   x = 1,258.04