Finding the Fourth Proportional to 3,696.66, 5,101.50 and 2,018.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,696.66 : 5,101.50 = 2,018.10 : x
2. Step 2: Convert to fraction form
   3,696.66/5,101.50 = 2,018.10/x
3. Step 3: Cross multiply
   3,696.66x = 5,101.50 × 2,018.10
4. Step 4: Simplify right side
   3,696.66x = 10,295,337.15
5. Step 5: Solve for x
   x = 10,295,337.15/3,696.66
6. Step 6: Final answer
   x = 2,785.04