Finding the Third Proportional to 6,309,812 and 13,725,164

Step by Step Solution

1. Step 1: Write the proportion equation
   6,309,812 : 13,725,164 = 13,725,164 : x
2. Step 2: Convert to fraction form
   6,309,812/13,725,164 = 13,725,164/x
3. Step 3: Cross multiply
   6,309,812x = 13,725,164 × 13,725,164
4. Step 4: Simplify right side
   6,309,812x = 188,380,126,826,896
5. Step 5: Solve for x
   x = 188,380,126,826,896/6,309,812
6. Step 6: Final answer
   x = 29,855,109.28