Finding the Third Proportional to 142,062 and 306,262.50

Step by Step Solution

1. Step 1: Write the proportion equation
   142,062 : 306,262.50 = 306,262.50 : x
2. Step 2: Convert to fraction form
   142,062/306,262.50 = 306,262.50/x
3. Step 3: Cross multiply
   142,062x = 306,262.50 × 306,262.50
4. Step 4: Simplify right side
   142,062x = 93,796,718,906.25
5. Step 5: Solve for x
   x = 93,796,718,906.25/142,062
6. Step 6: Final answer
   x = 660,251.99