Finding the Third Proportional to 6,354,138,366 and 13,852,379,124

Step by Step Solution

1. Step 1: Write the proportion equation
   6,354,138,366 : 13,852,379,124 = 13,852,379,124 : x
2. Step 2: Convert to fraction form
   6,354,138,366/13,852,379,124 = 13,852,379,124/x
3. Step 3: Cross multiply
   6,354,138,366x = 13,852,379,124 × 13,852,379,124
4. Step 4: Simplify right side
   6,354,138,366x = 191,888,407,395,031,023,616
5. Step 5: Solve for x
   x = 191,888,407,395,031,023,616/6,354,138,366
6. Step 6: Final answer
   x = 30,198,965,830.17