Finding the Third Proportional to 3,490,040 and 7,382,468

Step by Step Solution

1. Step 1: Write the proportion equation
   3,490,040 : 7,382,468 = 7,382,468 : x
2. Step 2: Convert to fraction form
   3,490,040/7,382,468 = 7,382,468/x
3. Step 3: Cross multiply
   3,490,040x = 7,382,468 × 7,382,468
4. Step 4: Simplify right side
   3,490,040x = 54,500,833,771,024
5. Step 5: Solve for x
   x = 54,500,833,771,024/3,490,040
6. Step 6: Final answer
   x = 15,616,105.77