Finding the Fourth Proportional to 3,696.84, 5,101.61 and 2,018.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,696.84 : 5,101.61 = 2,018.25 : x
2. Step 2: Convert to fraction form
   3,696.84/5,101.61 = 2,018.25/x
3. Step 3: Cross multiply
   3,696.84x = 5,101.61 × 2,018.25
4. Step 4: Simplify right side
   3,696.84x = 10,296,314.29
5. Step 5: Solve for x
   x = 10,296,314.29/3,696.84
6. Step 6: Final answer
   x = 2,785.17