Finding the Third Proportional to 18,139,064,845.50 and 39,764,914,092

Step by Step Solution

1. Step 1: Write the proportion equation
   18,139,064,845.50 : 39,764,914,092 = 39,764,914,092 : x
2. Step 2: Convert to fraction form
   18,139,064,845.50/39,764,914,092 = 39,764,914,092/x
3. Step 3: Cross multiply
   18,139,064,845.50x = 39,764,914,092 × 39,764,914,092
4. Step 4: Simplify right side
   18,139,064,845.50x = 1,581,248,392,744,140,275,712
5. Step 5: Solve for x
   x = 1,581,248,392,744,140,275,712/18,139,064,845.50
6. Step 6: Final answer
   x = 87,173,644,629.01