Finding the Fourth Proportional to 2,288.42, 3,430.18 and 1,637.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,288.42 : 3,430.18 = 1,637.18 : x
2. Step 2: Convert to fraction form
   2,288.42/3,430.18 = 1,637.18/x
3. Step 3: Cross multiply
   2,288.42x = 3,430.18 × 1,637.18
4. Step 4: Simplify right side
   2,288.42x = 5,615,796.76
5. Step 5: Solve for x
   x = 5,615,796.76/2,288.42
6. Step 6: Final answer
   x = 2,454.01