Finding the Fourth Proportional to 2,418.02, 3,624.24 and 1,116.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,418.02 : 3,624.24 = 1,116.76 : x
2. Step 2: Convert to fraction form
   2,418.02/3,624.24 = 1,116.76/x
3. Step 3: Cross multiply
   2,418.02x = 3,624.24 × 1,116.76
4. Step 4: Simplify right side
   2,418.02x = 4,047,406.26
5. Step 5: Solve for x
   x = 4,047,406.26/2,418.02
6. Step 6: Final answer
   x = 1,673.85