Finding the Fourth Proportional to 2,476.89, 3,716.55 and 1,089.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,476.89 : 3,716.55 = 1,089.98 : x
2. Step 2: Convert to fraction form
   2,476.89/3,716.55 = 1,089.98/x
3. Step 3: Cross multiply
   2,476.89x = 3,716.55 × 1,089.98
4. Step 4: Simplify right side
   2,476.89x = 4,050,965.17
5. Step 5: Solve for x
   x = 4,050,965.17/2,476.89
6. Step 6: Final answer
   x = 1,635.50