Finding the Third Proportional to 6,387,313,131 and 13,978,731,323

Step by Step Solution

1. Step 1: Write the proportion equation
   6,387,313,131 : 13,978,731,323 = 13,978,731,323 : x
2. Step 2: Convert to fraction form
   6,387,313,131/13,978,731,323 = 13,978,731,323/x
3. Step 3: Cross multiply
   6,387,313,131x = 13,978,731,323 × 13,978,731,323
4. Step 4: Simplify right side
   6,387,313,131x = 195,404,929,400,621,334,528
5. Step 5: Solve for x
   x = 195,404,929,400,621,334,528/6,387,313,131
6. Step 6: Final answer
   x = 30,592,664,770.46