Finding the Fourth Proportional to 10,199.16, 14,075.46 and 5,723.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,199.16 : 14,075.46 = 5,723.28 : x
2. Step 2: Convert to fraction form
   10,199.16/14,075.46 = 5,723.28/x
3. Step 3: Cross multiply
   10,199.16x = 14,075.46 × 5,723.28
4. Step 4: Simplify right side
   10,199.16x = 80,557,798.71
5. Step 5: Solve for x
   x = 80,557,798.71/10,199.16
6. Step 6: Final answer
   x = 7,898.47