Finding the Third Proportional to 1,431,348 and 3,086,881

Step by Step Solution

1. Step 1: Write the proportion equation
   1,431,348 : 3,086,881 = 3,086,881 : x
2. Step 2: Convert to fraction form
   1,431,348/3,086,881 = 3,086,881/x
3. Step 3: Cross multiply
   1,431,348x = 3,086,881 × 3,086,881
4. Step 4: Simplify right side
   1,431,348x = 9,528,834,308,161
5. Step 5: Solve for x
   x = 9,528,834,308,161/1,431,348
6. Step 6: Final answer
   x = 6,657,244.99