Finding the Fourth Proportional to 20,095.83, 30,142.17 and 7,614.72

Step by Step Solution

1. Step 1: Write the proportion equation
   20,095.83 : 30,142.17 = 7,614.72 : x
2. Step 2: Convert to fraction form
   20,095.83/30,142.17 = 7,614.72/x
3. Step 3: Cross multiply
   20,095.83x = 30,142.17 × 7,614.72
4. Step 4: Simplify right side
   20,095.83x = 229,524,184.74
5. Step 5: Solve for x
   x = 229,524,184.74/20,095.83
6. Step 6: Final answer
   x = 11,421.48