Finding the Fourth Proportional to 6,667.97, 9,996.35 and 3,155.94

Step by Step Solution

1. Step 1: Write the proportion equation
   6,667.97 : 9,996.35 = 3,155.94 : x
2. Step 2: Convert to fraction form
   6,667.97/9,996.35 = 3,155.94/x
3. Step 3: Cross multiply
   6,667.97x = 9,996.35 × 3,155.94
4. Step 4: Simplify right side
   6,667.97x = 31,547,865.04
5. Step 5: Solve for x
   x = 31,547,865.04/6,667.97
6. Step 6: Final answer
   x = 4,731.26