Finding the Fourth Proportional to 10,189.48, 14,061.31 and 5,713.22

Step by Step Solution

1. Step 1: Write the proportion equation
   10,189.48 : 14,061.31 = 5,713.22 : x
2. Step 2: Convert to fraction form
   10,189.48/14,061.31 = 5,713.22/x
3. Step 3: Cross multiply
   10,189.48x = 14,061.31 × 5,713.22
4. Step 4: Simplify right side
   10,189.48x = 80,335,360.81
5. Step 5: Solve for x
   x = 80,335,360.81/10,189.48
6. Step 6: Final answer
   x = 7,884.14