Finding the Third Proportional to 3,907,455 and 8,331,042

Step by Step Solution

1. Step 1: Write the proportion equation
   3,907,455 : 8,331,042 = 8,331,042 : x
2. Step 2: Convert to fraction form
   3,907,455/8,331,042 = 8,331,042/x
3. Step 3: Cross multiply
   3,907,455x = 8,331,042 × 8,331,042
4. Step 4: Simplify right side
   3,907,455x = 69,406,260,805,764
5. Step 5: Solve for x
   x = 69,406,260,805,764/3,907,455
6. Step 6: Final answer
   x = 17,762,523.38