Finding the Fourth Proportional to 2,227.86, 3,342.39 and 667.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,227.86 : 3,342.39 = 667.93 : x
2. Step 2: Convert to fraction form
   2,227.86/3,342.39 = 667.93/x
3. Step 3: Cross multiply
   2,227.86x = 3,342.39 × 667.93
4. Step 4: Simplify right side
   2,227.86x = 2,232,482.55
5. Step 5: Solve for x
   x = 2,232,482.55/2,227.86
6. Step 6: Final answer
   x = 1,002.07