Finding the Fourth Proportional to 6,667.63, 9,990.49 and 2,282.69

Step by Step Solution

1. Step 1: Write the proportion equation
   6,667.63 : 9,990.49 = 2,282.69 : x
2. Step 2: Convert to fraction form
   6,667.63/9,990.49 = 2,282.69/x
3. Step 3: Cross multiply
   6,667.63x = 9,990.49 × 2,282.69
4. Step 4: Simplify right side
   6,667.63x = 22,805,191.62
5. Step 5: Solve for x
   x = 22,805,191.62/6,667.63
6. Step 6: Final answer
   x = 3,420.28