Finding the Fourth Proportional to 2,356.29, 3,529.31 and 2,150.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,356.29 : 3,529.31 = 2,150.01 : x
2. Step 2: Convert to fraction form
   2,356.29/3,529.31 = 2,150.01/x
3. Step 3: Cross multiply
   2,356.29x = 3,529.31 × 2,150.01
4. Step 4: Simplify right side
   2,356.29x = 7,588,041.04
5. Step 5: Solve for x
   x = 7,588,041.04/2,356.29
6. Step 6: Final answer
   x = 3,220.33