Finding the Fourth Proportional to 67,710.72, 101,565.98 and 20,325.77

Step by Step Solution

1. Step 1: Write the proportion equation
   67,710.72 : 101,565.98 = 20,325.77 : x
2. Step 2: Convert to fraction form
   67,710.72/101,565.98 = 20,325.77/x
3. Step 3: Cross multiply
   67,710.72x = 101,565.98 × 20,325.77
4. Step 4: Simplify right side
   67,710.72x = 2,064,406,139.85
5. Step 5: Solve for x
   x = 2,064,406,139.85/67,710.72
6. Step 6: Final answer
   x = 30,488.62