Finding the Third Proportional to 1,431,356 and 3,086,896

Step by Step Solution

1. Step 1: Write the proportion equation
   1,431,356 : 3,086,896 = 3,086,896 : x
2. Step 2: Convert to fraction form
   1,431,356/3,086,896 = 3,086,896/x
3. Step 3: Cross multiply
   1,431,356x = 3,086,896 × 3,086,896
4. Step 4: Simplify right side
   1,431,356x = 9,528,926,914,816
5. Step 5: Solve for x
   x = 9,528,926,914,816/1,431,356
6. Step 6: Final answer
   x = 6,657,272.48