Finding the Fourth Proportional to 2,416.95, 3,622.89 and 1,012.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,416.95 : 3,622.89 = 1,012.18 : x
2. Step 2: Convert to fraction form
   2,416.95/3,622.89 = 1,012.18/x
3. Step 3: Cross multiply
   2,416.95x = 3,622.89 × 1,012.18
4. Step 4: Simplify right side
   2,416.95x = 3,666,998.69
5. Step 5: Solve for x
   x = 3,666,998.69/2,416.95
6. Step 6: Final answer
   x = 1,517.20