Finding the Third Proportional to 147,613,362.50 and 317,132,945.50

Step by Step Solution

1. Step 1: Write the proportion equation
   147,613,362.50 : 317,132,945.50 = 317,132,945.50 : x
2. Step 2: Convert to fraction form
   147,613,362.50/317,132,945.50 = 317,132,945.50/x
3. Step 3: Cross multiply
   147,613,362.50x = 317,132,945.50 × 317,132,945.50
4. Step 4: Simplify right side
   147,613,362.50x = 100,573,305,121,505,968
5. Step 5: Solve for x
   x = 100,573,305,121,505,968/147,613,362.50
6. Step 6: Final answer
   x = 681,329,274.11