Finding the Fourth Proportional to 2,756.76, 4,136.10 and 1,025.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,756.76 : 4,136.10 = 1,025.88 : x
2. Step 2: Convert to fraction form
   2,756.76/4,136.10 = 1,025.88/x
3. Step 3: Cross multiply
   2,756.76x = 4,136.10 × 1,025.88
4. Step 4: Simplify right side
   2,756.76x = 4,243,142.27
5. Step 5: Solve for x
   x = 4,243,142.27/2,756.76
6. Step 6: Final answer
   x = 1,539.18