Finding the Third Proportional to 17,945,728,456.50 and 39,268,744,812

Step by Step Solution

1. Step 1: Write the proportion equation
   17,945,728,456.50 : 39,268,744,812 = 39,268,744,812 : x
2. Step 2: Convert to fraction form
   17,945,728,456.50/39,268,744,812 = 39,268,744,812/x
3. Step 3: Cross multiply
   17,945,728,456.50x = 39,268,744,812 × 39,268,744,812
4. Step 4: Simplify right side
   17,945,728,456.50x = 1,542,034,319,109,977,014,272
5. Step 5: Solve for x
   x = 1,542,034,319,109,977,014,272/17,945,728,456.50
6. Step 6: Final answer
   x = 85,927,652,524.55