Finding the Third Proportional to 12,787,911,852,916 and 27,613,995,074,360

Step by Step Solution

1. Step 1: Write the proportion equation
   12,787,911,852,916 : 27,613,995,074,360 = 27,613,995,074,360 : x
2. Step 2: Convert to fraction form
   12,787,911,852,916/27,613,995,074,360 = 27,613,995,074,360/x
3. Step 3: Cross multiply
   12,787,911,852,916x = 27,613,995,074,360 × 27,613,995,074,360
4. Step 4: Simplify right side
   12,787,911,852,916x = 762,532,723,966,778,285,068,648,448
5. Step 5: Solve for x
   x = 762,532,723,966,778,285,068,648,448/12,787,911,852,916
6. Step 6: Final answer
   x = 59,629,182,053,901.91