Finding the Fourth Proportional to 2,518.01, 3,777.53 and 763.11

Step by Step Solution

1. Step 1: Write the proportion equation
   2,518.01 : 3,777.53 = 763.11 : x
2. Step 2: Convert to fraction form
   2,518.01/3,777.53 = 763.11/x
3. Step 3: Cross multiply
   2,518.01x = 3,777.53 × 763.11
4. Step 4: Simplify right side
   2,518.01x = 2,882,667.10
5. Step 5: Solve for x
   x = 2,882,667.10/2,518.01
6. Step 6: Final answer
   x = 1,144.82