Finding the Third Proportional to 6,309,836 and 13,725,216

Step by Step Solution

1. Step 1: Write the proportion equation
   6,309,836 : 13,725,216 = 13,725,216 : x
2. Step 2: Convert to fraction form
   6,309,836/13,725,216 = 13,725,216/x
3. Step 3: Cross multiply
   6,309,836x = 13,725,216 × 13,725,216
4. Step 4: Simplify right side
   6,309,836x = 188,381,554,246,656
5. Step 5: Solve for x
   x = 188,381,554,246,656/6,309,836
6. Step 6: Final answer
   x = 29,855,221.95