Finding the Third Proportional to 4,674,279 and 7,042,173

Step by Step Solution

1. Step 1: Write the proportion equation
   4,674,279 : 7,042,173 = 7,042,173 : x
2. Step 2: Convert to fraction form
   4,674,279/7,042,173 = 7,042,173/x
3. Step 3: Cross multiply
   4,674,279x = 7,042,173 × 7,042,173
4. Step 4: Simplify right side
   4,674,279x = 49,592,200,561,929
5. Step 5: Solve for x
   x = 49,592,200,561,929/4,674,279
6. Step 6: Final answer
   x = 10,609,593.60