Finding the Fourth Proportional to 2,662.34, 3,988.82 and 2,372.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,662.34 : 3,988.82 = 2,372.42 : x
2. Step 2: Convert to fraction form
   2,662.34/3,988.82 = 2,372.42/x
3. Step 3: Cross multiply
   2,662.34x = 3,988.82 × 2,372.42
4. Step 4: Simplify right side
   2,662.34x = 9,463,156.34
5. Step 5: Solve for x
   x = 9,463,156.34/2,662.34
6. Step 6: Final answer
   x = 3,554.45