Finding the Third Proportional to 16,687,989.50 and 34,654,968.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,687,989.50 : 34,654,968.50 = 34,654,968.50 : x
2. Step 2: Convert to fraction form
   16,687,989.50/34,654,968.50 = 34,654,968.50/x
3. Step 3: Cross multiply
   16,687,989.50x = 34,654,968.50 × 34,654,968.50
4. Step 4: Simplify right side
   16,687,989.50x = 1,200,966,841,735,992.25
5. Step 5: Solve for x
   x = 1,200,966,841,735,992.25/16,687,989.50
6. Step 6: Final answer
   x = 71,965,939.44