Finding the Fourth Proportional to 6,802.38, 10,202.83 and 1,872.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,802.38 : 10,202.83 = 1,872.72 : x
2. Step 2: Convert to fraction form
   6,802.38/10,202.83 = 1,872.72/x
3. Step 3: Cross multiply
   6,802.38x = 10,202.83 × 1,872.72
4. Step 4: Simplify right side
   6,802.38x = 19,107,039.12
5. Step 5: Solve for x
   x = 19,107,039.12/6,802.38
6. Step 6: Final answer
   x = 2,808.88