Finding the Fourth Proportional to 67,459.32, 101,171.34 and 20,061.63

Step by Step Solution

1. Step 1: Write the proportion equation
   67,459.32 : 101,171.34 = 20,061.63 : x
2. Step 2: Convert to fraction form
   67,459.32/101,171.34 = 20,061.63/x
3. Step 3: Cross multiply
   67,459.32x = 101,171.34 × 20,061.63
4. Step 4: Simplify right side
   67,459.32x = 2,029,661,989.68
5. Step 5: Solve for x
   x = 2,029,661,989.68/67,459.32
6. Step 6: Final answer
   x = 30,087.20