Finding the Fourth Proportional to 2,499.04, 3,748.86 and 767.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499.04 : 3,748.86 = 767.44 : x
2. Step 2: Convert to fraction form
   2,499.04/3,748.86 = 767.44/x
3. Step 3: Cross multiply
   2,499.04x = 3,748.86 × 767.44
4. Step 4: Simplify right side
   2,499.04x = 2,877,025.12
5. Step 5: Solve for x
   x = 2,877,025.12/2,499.04
6. Step 6: Final answer
   x = 1,151.25