Finding the Fourth Proportional to 22,727.69, 34,096.98 and 7,145.31

Step by Step Solution

1. Step 1: Write the proportion equation
   22,727.69 : 34,096.98 = 7,145.31 : x
2. Step 2: Convert to fraction form
   22,727.69/34,096.98 = 7,145.31/x
3. Step 3: Cross multiply
   22,727.69x = 34,096.98 × 7,145.31
4. Step 4: Simplify right side
   22,727.69x = 243,633,646.82
5. Step 5: Solve for x
   x = 243,633,646.82/22,727.69
6. Step 6: Final answer
   x = 10,719.68