Finding the Fourth Proportional to 2,089.56, 3,127.86 and 1,113.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,089.56 : 3,127.86 = 1,113.24 : x
2. Step 2: Convert to fraction form
   2,089.56/3,127.86 = 1,113.24/x
3. Step 3: Cross multiply
   2,089.56x = 3,127.86 × 1,113.24
4. Step 4: Simplify right side
   2,089.56x = 3,482,058.87
5. Step 5: Solve for x
   x = 3,482,058.87/2,089.56
6. Step 6: Final answer
   x = 1,666.41