Finding the Fourth Proportional to 3,636.81, 5,018.63 and 2,064.87

Step by Step Solution

1. Step 1: Write the proportion equation
   3,636.81 : 5,018.63 = 2,064.87 : x
2. Step 2: Convert to fraction form
   3,636.81/5,018.63 = 2,064.87/x
3. Step 3: Cross multiply
   3,636.81x = 5,018.63 × 2,064.87
4. Step 4: Simplify right side
   3,636.81x = 10,362,808.20
5. Step 5: Solve for x
   x = 10,362,808.20/3,636.81
6. Step 6: Final answer
   x = 2,849.42