Finding the Fourth Proportional to 2,498.69, 3,748.11 and 767.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,498.69 : 3,748.11 = 767.32 : x
2. Step 2: Convert to fraction form
   2,498.69/3,748.11 = 767.32/x
3. Step 3: Cross multiply
   2,498.69x = 3,748.11 × 767.32
4. Step 4: Simplify right side
   2,498.69x = 2,875,977.19
5. Step 5: Solve for x
   x = 2,875,977.19/2,498.69
6. Step 6: Final answer
   x = 1,150.99