Finding the Third Proportional to 64,992,320,969.50 and 141,522,696,528.50

Step by Step Solution

1. Step 1: Write the proportion equation
   64,992,320,969.50 : 141,522,696,528.50 = 141,522,696,528.50 : x
2. Step 2: Convert to fraction form
   64,992,320,969.50/141,522,696,528.50 = 141,522,696,528.50/x
3. Step 3: Cross multiply
   64,992,320,969.50x = 141,522,696,528.50 × 141,522,696,528.50
4. Step 4: Simplify right side
   64,992,320,969.50x = 20,028,673,632,697,906,626,560
5. Step 5: Solve for x
   x = 20,028,673,632,697,906,626,560/64,992,320,969.50
6. Step 6: Final answer
   x = 308,169,847,359.31