Finding the Third Proportional to 31,180,334 and 68,026,778

Step by Step Solution

1. Step 1: Write the proportion equation
   31,180,334 : 68,026,778 = 68,026,778 : x
2. Step 2: Convert to fraction form
   31,180,334/68,026,778 = 68,026,778/x
3. Step 3: Cross multiply
   31,180,334x = 68,026,778 × 68,026,778
4. Step 4: Simplify right side
   31,180,334x = 4,627,642,525,061,284
5. Step 5: Solve for x
   x = 4,627,642,525,061,284/31,180,334
6. Step 6: Final answer
   x = 148,415,425.09