Finding the Fourth Proportional to 2,973.97, 4,095.72 and 2,909.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,973.97 : 4,095.72 = 2,909.38 : x
2. Step 2: Convert to fraction form
   2,973.97/4,095.72 = 2,909.38/x
3. Step 3: Cross multiply
   2,973.97x = 4,095.72 × 2,909.38
4. Step 4: Simplify right side
   2,973.97x = 11,916,005.85
5. Step 5: Solve for x
   x = 11,916,005.85/2,973.97
6. Step 6: Final answer
   x = 4,006.77