Finding the Third Proportional to 7,872,612,608 and 17,349,914,428

Step by Step Solution

1. Step 1: Write the proportion equation
   7,872,612,608 : 17,349,914,428 = 17,349,914,428 : x
2. Step 2: Convert to fraction form
   7,872,612,608/17,349,914,428 = 17,349,914,428/x
3. Step 3: Cross multiply
   7,872,612,608x = 17,349,914,428 × 17,349,914,428
4. Step 4: Simplify right side
   7,872,612,608x = 301,019,530,658,922,561,536
5. Step 5: Solve for x
   x = 301,019,530,658,922,561,536/7,872,612,608
6. Step 6: Final answer
   x = 38,236,294,054.79