Finding the Fourth Proportional to 2,478.51, 3,715.65 and 1,016.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,478.51 : 3,715.65 = 1,016.73 : x
2. Step 2: Convert to fraction form
   2,478.51/3,715.65 = 1,016.73/x
3. Step 3: Cross multiply
   2,478.51x = 3,715.65 × 1,016.73
4. Step 4: Simplify right side
   2,478.51x = 3,777,812.82
5. Step 5: Solve for x
   x = 3,777,812.82/2,478.51
6. Step 6: Final answer
   x = 1,524.23