Finding the Third Proportional to 6,423,786 and 9,458,208

Step by Step Solution

1. Step 1: Write the proportion equation
   6,423,786 : 9,458,208 = 9,458,208 : x
2. Step 2: Convert to fraction form
   6,423,786/9,458,208 = 9,458,208/x
3. Step 3: Cross multiply
   6,423,786x = 9,458,208 × 9,458,208
4. Step 4: Simplify right side
   6,423,786x = 89,457,698,571,264
5. Step 5: Solve for x
   x = 89,457,698,571,264/6,423,786
6. Step 6: Final answer
   x = 13,926,008.52