Finding the Fourth Proportional to 2,499.14, 3,746.18 and 1,622.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499.14 : 3,746.18 = 1,622.20 : x
2. Step 2: Convert to fraction form
   2,499.14/3,746.18 = 1,622.20/x
3. Step 3: Cross multiply
   2,499.14x = 3,746.18 × 1,622.20
4. Step 4: Simplify right side
   2,499.14x = 6,077,053.20
5. Step 5: Solve for x
   x = 6,077,053.20/2,499.14
6. Step 6: Final answer
   x = 2,431.66