Finding the Fourth Proportional to 63,947.95, 95,930.67 and 21,816.72

Step by Step Solution

1. Step 1: Write the proportion equation
   63,947.95 : 95,930.67 = 21,816.72 : x
2. Step 2: Convert to fraction form
   63,947.95/95,930.67 = 21,816.72/x
3. Step 3: Cross multiply
   63,947.95x = 95,930.67 × 21,816.72
4. Step 4: Simplify right side
   63,947.95x = 2,092,892,087.15
5. Step 5: Solve for x
   x = 2,092,892,087.15/63,947.95
6. Step 6: Final answer
   x = 32,728.06