Finding the Third Proportional to 12,403,823,711 and 19,065,550,008

Step by Step Solution

1. Step 1: Write the proportion equation
   12,403,823,711 : 19,065,550,008 = 19,065,550,008 : x
2. Step 2: Convert to fraction form
   12,403,823,711/19,065,550,008 = 19,065,550,008/x
3. Step 3: Cross multiply
   12,403,823,711x = 19,065,550,008 × 19,065,550,008
4. Step 4: Simplify right side
   12,403,823,711x = 363,495,197,107,548,782,592
5. Step 5: Solve for x
   x = 363,495,197,107,548,782,592/12,403,823,711
6. Step 6: Final answer
   x = 29,305,092,169.70