Finding the Fourth Proportional to 2,356.50, 3,532.06 and 1,122.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,356.50 : 3,532.06 = 1,122.16 : x
2. Step 2: Convert to fraction form
   2,356.50/3,532.06 = 1,122.16/x
3. Step 3: Cross multiply
   2,356.50x = 3,532.06 × 1,122.16
4. Step 4: Simplify right side
   2,356.50x = 3,963,536.45
5. Step 5: Solve for x
   x = 3,963,536.45/2,356.50
6. Step 6: Final answer
   x = 1,681.96