Finding the Fourth Proportional to 2,415.16, 3,622.38 and 1,116.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,415.16 : 3,622.38 = 1,116.52 : x
2. Step 2: Convert to fraction form
   2,415.16/3,622.38 = 1,116.52/x
3. Step 3: Cross multiply
   2,415.16x = 3,622.38 × 1,116.52
4. Step 4: Simplify right side
   2,415.16x = 4,044,459.72
5. Step 5: Solve for x
   x = 4,044,459.72/2,415.16
6. Step 6: Final answer
   x = 1,674.61