Finding the Third Proportional to 12,744,096,264 and 19,947,584,448

Step by Step Solution

1. Step 1: Write the proportion equation
   12,744,096,264 : 19,947,584,448 = 19,947,584,448 : x
2. Step 2: Convert to fraction form
   12,744,096,264/19,947,584,448 = 19,947,584,448/x
3. Step 3: Cross multiply
   12,744,096,264x = 19,947,584,448 × 19,947,584,448
4. Step 4: Simplify right side
   12,744,096,264x = 397,906,125,310,091,460,608
5. Step 5: Solve for x
   x = 397,906,125,310,091,460,608/12,744,096,264
6. Step 6: Final answer
   x = 31,222,780,891.42