Finding the Fourth Proportional to 2,563.32, 3,534.42 and 2,189.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,563.32 : 3,534.42 = 2,189.16 : x
2. Step 2: Convert to fraction form
   2,563.32/3,534.42 = 2,189.16/x
3. Step 3: Cross multiply
   2,563.32x = 3,534.42 × 2,189.16
4. Step 4: Simplify right side
   2,563.32x = 7,737,410.89
5. Step 5: Solve for x
   x = 7,737,410.89/2,563.32
6. Step 6: Final answer
   x = 3,018.51