Finding the Fourth Proportional to 22,096.67, 30,483.31 and 13,139.07

Step by Step Solution

1. Step 1: Write the proportion equation
   22,096.67 : 30,483.31 = 13,139.07 : x
2. Step 2: Convert to fraction form
   22,096.67/30,483.31 = 13,139.07/x
3. Step 3: Cross multiply
   22,096.67x = 30,483.31 × 13,139.07
4. Step 4: Simplify right side
   22,096.67x = 400,522,343.92
5. Step 5: Solve for x
   x = 400,522,343.92/22,096.67
6. Step 6: Final answer
   x = 18,125.91