Finding the Fourth Proportional to 2,736.30, 4,103.52 and 886.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,736.30 : 4,103.52 = 886.98 : x
2. Step 2: Convert to fraction form
   2,736.30/4,103.52 = 886.98/x
3. Step 3: Cross multiply
   2,736.30x = 4,103.52 × 886.98
4. Step 4: Simplify right side
   2,736.30x = 3,639,740.17
5. Step 5: Solve for x
   x = 3,639,740.17/2,736.30
6. Step 6: Final answer
   x = 1,330.17