Finding the Fourth Proportional to 6,667.06, 9,997.23 and 2,223.15

Step by Step Solution

1. Step 1: Write the proportion equation
   6,667.06 : 9,997.23 = 2,223.15 : x
2. Step 2: Convert to fraction form
   6,667.06/9,997.23 = 2,223.15/x
3. Step 3: Cross multiply
   6,667.06x = 9,997.23 × 2,223.15
4. Step 4: Simplify right side
   6,667.06x = 22,225,341.87
5. Step 5: Solve for x
   x = 22,225,341.87/6,667.06
6. Step 6: Final answer
   x = 3,333.60