Finding the Third Proportional to 147,768 and 306,046.50

Step by Step Solution

1. Step 1: Write the proportion equation
   147,768 : 306,046.50 = 306,046.50 : x
2. Step 2: Convert to fraction form
   147,768/306,046.50 = 306,046.50/x
3. Step 3: Cross multiply
   147,768x = 306,046.50 × 306,046.50
4. Step 4: Simplify right side
   147,768x = 93,664,460,162.25
5. Step 5: Solve for x
   x = 93,664,460,162.25/147,768
6. Step 6: Final answer
   x = 633,861.59