Finding the Fourth Proportional to 10,189.56, 14,061.35 and 5,713.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,189.56 : 14,061.35 = 5,713.30 : x
2. Step 2: Convert to fraction form
   10,189.56/14,061.35 = 5,713.30/x
3. Step 3: Cross multiply
   10,189.56x = 14,061.35 × 5,713.30
4. Step 4: Simplify right side
   10,189.56x = 80,336,612.08
5. Step 5: Solve for x
   x = 80,336,612.08/10,189.56
6. Step 6: Final answer
   x = 7,884.21