Finding the Third Proportional to 6,387,313,127 and 13,978,731,315

Step by Step Solution

1. Step 1: Write the proportion equation
   6,387,313,127 : 13,978,731,315 = 13,978,731,315 : x
2. Step 2: Convert to fraction form
   6,387,313,127/13,978,731,315 = 13,978,731,315/x
3. Step 3: Cross multiply
   6,387,313,127x = 13,978,731,315 × 13,978,731,315
4. Step 4: Simplify right side
   6,387,313,127x = 195,404,929,176,961,613,824
5. Step 5: Solve for x
   x = 195,404,929,176,961,613,824/6,387,313,127
6. Step 6: Final answer
   x = 30,592,664,754.60