Finding the Fourth Proportional to 7,086.37, 10,628.75 and 1,892.65

Step by Step Solution

1. Step 1: Write the proportion equation
   7,086.37 : 10,628.75 = 1,892.65 : x
2. Step 2: Convert to fraction form
   7,086.37/10,628.75 = 1,892.65/x
3. Step 3: Cross multiply
   7,086.37x = 10,628.75 × 1,892.65
4. Step 4: Simplify right side
   7,086.37x = 20,116,503.69
5. Step 5: Solve for x
   x = 20,116,503.69/7,086.37
6. Step 6: Final answer
   x = 2,838.76