Finding the Fourth Proportional to 2,499.41, 3,748.45 and 743.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499.41 : 3,748.45 = 743.94 : x
2. Step 2: Convert to fraction form
   2,499.41/3,748.45 = 743.94/x
3. Step 3: Cross multiply
   2,499.41x = 3,748.45 × 743.94
4. Step 4: Simplify right side
   2,499.41x = 2,788,603.15
5. Step 5: Solve for x
   x = 2,788,603.15/2,499.41
6. Step 6: Final answer
   x = 1,115.71