Finding the Fourth Proportional to 2,087.42, 3,127.63 and 1,162.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,087.42 : 3,127.63 = 1,162.45 : x
2. Step 2: Convert to fraction form
   2,087.42/3,127.63 = 1,162.45/x
3. Step 3: Cross multiply
   2,087.42x = 3,127.63 × 1,162.45
4. Step 4: Simplify right side
   2,087.42x = 3,635,707.13
5. Step 5: Solve for x
   x = 3,635,707.13/2,087.42
6. Step 6: Final answer
   x = 1,741.72