Finding the Fourth Proportional to 2,136.34, 3,215.86 and 1,524.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,136.34 : 3,215.86 = 1,524.28 : x
2. Step 2: Convert to fraction form
   2,136.34/3,215.86 = 1,524.28/x
3. Step 3: Cross multiply
   2,136.34x = 3,215.86 × 1,524.28
4. Step 4: Simplify right side
   2,136.34x = 4,901,871.08
5. Step 5: Solve for x
   x = 4,901,871.08/2,136.34
6. Step 6: Final answer
   x = 2,294.52