Finding the Fourth Proportional to 2,824.82, 4,236.89 and 744.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,824.82 : 4,236.89 = 744.98 : x
2. Step 2: Convert to fraction form
   2,824.82/4,236.89 = 744.98/x
3. Step 3: Cross multiply
   2,824.82x = 4,236.89 × 744.98
4. Step 4: Simplify right side
   2,824.82x = 3,156,373.40
5. Step 5: Solve for x
   x = 3,156,373.40/2,824.82
6. Step 6: Final answer
   x = 1,117.37