Finding the Fourth Proportional to 2,008.24, 3,013.37 and 776.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,008.24 : 3,013.37 = 776.50 : x
2. Step 2: Convert to fraction form
   2,008.24/3,013.37 = 776.50/x
3. Step 3: Cross multiply
   2,008.24x = 3,013.37 × 776.50
4. Step 4: Simplify right side
   2,008.24x = 2,339,881.81
5. Step 5: Solve for x
   x = 2,339,881.81/2,008.24
6. Step 6: Final answer
   x = 1,165.14