Finding the Third Proportional to 27,976.50 and 42,234.75

Step by Step Solution

1. Step 1: Write the proportion equation
   27,976.50 : 42,234.75 = 42,234.75 : x
2. Step 2: Convert to fraction form
   27,976.50/42,234.75 = 42,234.75/x
3. Step 3: Cross multiply
   27,976.50x = 42,234.75 × 42,234.75
4. Step 4: Simplify right side
   27,976.50x = 1,783,774,107.56
5. Step 5: Solve for x
   x = 1,783,774,107.56/27,976.50
6. Step 6: Final answer
   x = 63,759.73