Finding the Fourth Proportional to 1,533.12, 2,114.50 and 1,356.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,533.12 : 2,114.50 = 1,356.27 : x
2. Step 2: Convert to fraction form
   1,533.12/2,114.50 = 1,356.27/x
3. Step 3: Cross multiply
   1,533.12x = 2,114.50 × 1,356.27
4. Step 4: Simplify right side
   1,533.12x = 2,867,832.92
5. Step 5: Solve for x
   x = 2,867,832.92/1,533.12
6. Step 6: Final answer
   x = 1,870.59