Finding the Fourth Proportional to 3,635.79, 5,017.86 and 2,064.39

Step by Step Solution

1. Step 1: Write the proportion equation
   3,635.79 : 5,017.86 = 2,064.39 : x
2. Step 2: Convert to fraction form
   3,635.79/5,017.86 = 2,064.39/x
3. Step 3: Cross multiply
   3,635.79x = 5,017.86 × 2,064.39
4. Step 4: Simplify right side
   3,635.79x = 10,358,820.01
5. Step 5: Solve for x
   x = 10,358,820.01/3,635.79
6. Step 6: Final answer
   x = 2,849.12