Finding the Fourth Proportional to 2,372.17, 3,273.23 and 1,427.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,372.17 : 3,273.23 = 1,427.89 : x
2. Step 2: Convert to fraction form
   2,372.17/3,273.23 = 1,427.89/x
3. Step 3: Cross multiply
   2,372.17x = 3,273.23 × 1,427.89
4. Step 4: Simplify right side
   2,372.17x = 4,673,805.25
5. Step 5: Solve for x
   x = 4,673,805.25/2,372.17
6. Step 6: Final answer
   x = 1,970.27