Finding the Third Proportional to 19,710 and 41,929.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,710 : 41,929.50 = 41,929.50 : x
2. Step 2: Convert to fraction form
   19,710/41,929.50 = 41,929.50/x
3. Step 3: Cross multiply
   19,710x = 41,929.50 × 41,929.50
4. Step 4: Simplify right side
   19,710x = 1,758,082,970.25
5. Step 5: Solve for x
   x = 1,758,082,970.25/19,710
6. Step 6: Final answer
   x = 89,197.51