Finding the Third Proportional to 12,403,823,709 and 19,065,550,005

Step by Step Solution

1. Step 1: Write the proportion equation
   12,403,823,709 : 19,065,550,005 = 19,065,550,005 : x
2. Step 2: Convert to fraction form
   12,403,823,709/19,065,550,005 = 19,065,550,005/x
3. Step 3: Cross multiply
   12,403,823,709x = 19,065,550,005 × 19,065,550,005
4. Step 4: Simplify right side
   12,403,823,709x = 363,495,196,993,155,497,984
5. Step 5: Solve for x
   x = 363,495,196,993,155,497,984/12,403,823,709
6. Step 6: Final answer
   x = 29,305,092,165.20