Finding the Fourth Proportional to 2,372.18, 3,552.80 and 1,642.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,372.18 : 3,552.80 = 1,642.27 : x
2. Step 2: Convert to fraction form
   2,372.18/3,552.80 = 1,642.27/x
3. Step 3: Cross multiply
   2,372.18x = 3,552.80 × 1,642.27
4. Step 4: Simplify right side
   2,372.18x = 5,834,656.86
5. Step 5: Solve for x
   x = 5,834,656.86/2,372.18
6. Step 6: Final answer
   x = 2,459.62