Finding the Fourth Proportional to 2,500.72, 3,748.75 and 1,266.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,500.72 : 3,748.75 = 1,266.69 : x
2. Step 2: Convert to fraction form
   2,500.72/3,748.75 = 1,266.69/x
3. Step 3: Cross multiply
   2,500.72x = 3,748.75 × 1,266.69
4. Step 4: Simplify right side
   2,500.72x = 4,748,493.94
5. Step 5: Solve for x
   x = 4,748,493.94/2,500.72
6. Step 6: Final answer
   x = 1,898.85