Finding the Fourth Proportional to 3,729.46, 5,146.55 and 2,136.06

Step by Step Solution

1. Step 1: Write the proportion equation
   3,729.46 : 5,146.55 = 2,136.06 : x
2. Step 2: Convert to fraction form
   3,729.46/5,146.55 = 2,136.06/x
3. Step 3: Cross multiply
   3,729.46x = 5,146.55 × 2,136.06
4. Step 4: Simplify right side
   3,729.46x = 10,993,303.18
5. Step 5: Solve for x
   x = 10,993,303.18/3,729.46
6. Step 6: Final answer
   x = 2,947.69