Finding the Fourth Proportional to 9,162.56, 13,742.29 and 2,587.59

Step by Step Solution

1. Step 1: Write the proportion equation
   9,162.56 : 13,742.29 = 2,587.59 : x
2. Step 2: Convert to fraction form
   9,162.56/13,742.29 = 2,587.59/x
3. Step 3: Cross multiply
   9,162.56x = 13,742.29 × 2,587.59
4. Step 4: Simplify right side
   9,162.56x = 35,559,412.18
5. Step 5: Solve for x
   x = 35,559,412.18/9,162.56
6. Step 6: Final answer
   x = 3,880.95