Finding the Fourth Proportional to 10,870.28, 16,312.73 and 3,850.27

Step by Step Solution

1. Step 1: Write the proportion equation
   10,870.28 : 16,312.73 = 3,850.27 : x
2. Step 2: Convert to fraction form
   10,870.28/16,312.73 = 3,850.27/x
3. Step 3: Cross multiply
   10,870.28x = 16,312.73 × 3,850.27
4. Step 4: Simplify right side
   10,870.28x = 62,808,354.90
5. Step 5: Solve for x
   x = 62,808,354.90/10,870.28
6. Step 6: Final answer
   x = 5,777.99