Finding the Fourth Proportional to 3,665.41, 5,498.06 and 892.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,665.41 : 5,498.06 = 892.10 : x
2. Step 2: Convert to fraction form
   3,665.41/5,498.06 = 892.10/x
3. Step 3: Cross multiply
   3,665.41x = 5,498.06 × 892.10
4. Step 4: Simplify right side
   3,665.41x = 4,904,828.61
5. Step 5: Solve for x
   x = 4,904,828.61/3,665.41
6. Step 6: Final answer
   x = 1,338.14