Finding the Third Proportional to 19,425 and 41,619.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,425 : 41,619.50 = 41,619.50 : x
2. Step 2: Convert to fraction form
   19,425/41,619.50 = 41,619.50/x
3. Step 3: Cross multiply
   19,425x = 41,619.50 × 41,619.50
4. Step 4: Simplify right side
   19,425x = 1,732,182,780.25
5. Step 5: Solve for x
   x = 1,732,182,780.25/19,425
6. Step 6: Final answer
   x = 89,172.86