Finding the Third Proportional to 1,568,272 and 3,402,072

Step by Step Solution

1. Step 1: Write the proportion equation
   1,568,272 : 3,402,072 = 3,402,072 : x
2. Step 2: Convert to fraction form
   1,568,272/3,402,072 = 3,402,072/x
3. Step 3: Cross multiply
   1,568,272x = 3,402,072 × 3,402,072
4. Step 4: Simplify right side
   1,568,272x = 11,574,093,893,184
5. Step 5: Solve for x
   x = 11,574,093,893,184/1,568,272
6. Step 6: Final answer
   x = 7,380,157.20