Finding the Fourth Proportional to 67,096.82, 100,645.67 and 19,711.72

Step by Step Solution

1. Step 1: Write the proportion equation
   67,096.82 : 100,645.67 = 19,711.72 : x
2. Step 2: Convert to fraction form
   67,096.82/100,645.67 = 19,711.72/x
3. Step 3: Cross multiply
   67,096.82x = 100,645.67 × 19,711.72
4. Step 4: Simplify right side
   67,096.82x = 1,983,899,441.34
5. Step 5: Solve for x
   x = 1,983,899,441.34/67,096.82
6. Step 6: Final answer
   x = 29,567.71