Finding the Third Proportional to 1,605,942 and 3,566,178

Step by Step Solution

1. Step 1: Write the proportion equation
   1,605,942 : 3,566,178 = 3,566,178 : x
2. Step 2: Convert to fraction form
   1,605,942/3,566,178 = 3,566,178/x
3. Step 3: Cross multiply
   1,605,942x = 3,566,178 × 3,566,178
4. Step 4: Simplify right side
   1,605,942x = 12,717,625,527,684
5. Step 5: Solve for x
   x = 12,717,625,527,684/1,605,942
6. Step 6: Final answer
   x = 7,919,106.37