Finding the Fourth Proportional to 2,089.51, 3,131.55 and 1,565.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,089.51 : 3,131.55 = 1,565.39 : x
2. Step 2: Convert to fraction form
   2,089.51/3,131.55 = 1,565.39/x
3. Step 3: Cross multiply
   2,089.51x = 3,131.55 × 1,565.39
4. Step 4: Simplify right side
   2,089.51x = 4,902,104.88
5. Step 5: Solve for x
   x = 4,902,104.88/2,089.51
6. Step 6: Final answer
   x = 2,346.06