Finding the Fourth Proportional to 2,494.68, 3,741.12 and 828.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,494.68 : 3,741.12 = 828.50 : x
2. Step 2: Convert to fraction form
   2,494.68/3,741.12 = 828.50/x
3. Step 3: Cross multiply
   2,494.68x = 3,741.12 × 828.50
4. Step 4: Simplify right side
   2,494.68x = 3,099,499.21
5. Step 5: Solve for x
   x = 3,099,499.21/2,494.68
6. Step 6: Final answer
   x = 1,242.44