Finding the Fourth Proportional to 2,473.39, 3,710.86 and 1,087.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,473.39 : 3,710.86 = 1,087.89 : x
2. Step 2: Convert to fraction form
   2,473.39/3,710.86 = 1,087.89/x
3. Step 3: Cross multiply
   2,473.39x = 3,710.86 × 1,087.89
4. Step 4: Simplify right side
   2,473.39x = 4,037,007.49
5. Step 5: Solve for x
   x = 4,037,007.49/2,473.39
6. Step 6: Final answer
   x = 1,632.18