Finding the Third Proportional to 42,619.50 and 63,929.25

Step by Step Solution

1. Step 1: Write the proportion equation
   42,619.50 : 63,929.25 = 63,929.25 : x
2. Step 2: Convert to fraction form
   42,619.50/63,929.25 = 63,929.25/x
3. Step 3: Cross multiply
   42,619.50x = 63,929.25 × 63,929.25
4. Step 4: Simplify right side
   42,619.50x = 4,086,949,005.56
5. Step 5: Solve for x
   x = 4,086,949,005.56/42,619.50
6. Step 6: Final answer
   x = 95,893.88