Finding the Fourth Proportional to 2,477.58, 3,715.72 and 1,016.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,477.58 : 3,715.72 = 1,016.45 : x
2. Step 2: Convert to fraction form
   2,477.58/3,715.72 = 1,016.45/x
3. Step 3: Cross multiply
   2,477.58x = 3,715.72 × 1,016.45
4. Step 4: Simplify right side
   2,477.58x = 3,776,850.34
5. Step 5: Solve for x
   x = 3,776,850.34/2,477.58
6. Step 6: Final answer
   x = 1,524.41