Finding the Fourth Proportional to 4,860.33, 7,290.52 and 2,667.86

Step by Step Solution

1. Step 1: Write the proportion equation
   4,860.33 : 7,290.52 = 2,667.86 : x
2. Step 2: Convert to fraction form
   4,860.33/7,290.52 = 2,667.86/x
3. Step 3: Cross multiply
   4,860.33x = 7,290.52 × 2,667.86
4. Step 4: Simplify right side
   4,860.33x = 19,450,086.69
5. Step 5: Solve for x
   x = 19,450,086.69/4,860.33
6. Step 6: Final answer
   x = 4,001.80