Finding the Fourth Proportional to 67,932, 101,909.52 and 21,175.56

Step by Step Solution

1. Step 1: Write the proportion equation
   67,932 : 101,909.52 = 21,175.56 : x
2. Step 2: Convert to fraction form
   67,932/101,909.52 = 21,175.56/x
3. Step 3: Cross multiply
   67,932x = 101,909.52 × 21,175.56
4. Step 4: Simplify right side
   67,932x = 2,157,991,155.33
5. Step 5: Solve for x
   x = 2,157,991,155.33/67,932
6. Step 6: Final answer
   x = 31,766.93