Finding the Fourth Proportional to 10,508.67, 14,501.76 and 5,728.65

Step by Step Solution

1. Step 1: Write the proportion equation
   10,508.67 : 14,501.76 = 5,728.65 : x
2. Step 2: Convert to fraction form
   10,508.67/14,501.76 = 5,728.65/x
3. Step 3: Cross multiply
   10,508.67x = 14,501.76 × 5,728.65
4. Step 4: Simplify right side
   10,508.67x = 83,075,507.42
5. Step 5: Solve for x
   x = 83,075,507.42/10,508.67
6. Step 6: Final answer
   x = 7,905.43