Finding the Fourth Proportional to 1,353.56, 1,868.16 and 1,132.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,353.56 : 1,868.16 = 1,132.16 : x
2. Step 2: Convert to fraction form
   1,353.56/1,868.16 = 1,132.16/x
3. Step 3: Cross multiply
   1,353.56x = 1,868.16 × 1,132.16
4. Step 4: Simplify right side
   1,353.56x = 2,115,056.03
5. Step 5: Solve for x
   x = 2,115,056.03/1,353.56
6. Step 6: Final answer
   x = 1,562.59