Finding the Third Proportional to 4,251,556 and 6,316,772

Step by Step Solution

1. Step 1: Write the proportion equation
   4,251,556 : 6,316,772 = 6,316,772 : x
2. Step 2: Convert to fraction form
   4,251,556/6,316,772 = 6,316,772/x
3. Step 3: Cross multiply
   4,251,556x = 6,316,772 × 6,316,772
4. Step 4: Simplify right side
   4,251,556x = 39,901,608,499,984
5. Step 5: Solve for x
   x = 39,901,608,499,984/4,251,556
6. Step 6: Final answer
   x = 9,385,177.69