Finding the Fourth Proportional to 5,100.81, 7,039.49 and 2,832.27

Step by Step Solution

1. Step 1: Write the proportion equation
   5,100.81 : 7,039.49 = 2,832.27 : x
2. Step 2: Convert to fraction form
   5,100.81/7,039.49 = 2,832.27/x
3. Step 3: Cross multiply
   5,100.81x = 7,039.49 × 2,832.27
4. Step 4: Simplify right side
   5,100.81x = 19,937,736.34
5. Step 5: Solve for x
   x = 19,937,736.34/5,100.81
6. Step 6: Final answer
   x = 3,908.74