Finding the Third Proportional to 3,806,460 and 5,557,788

Step by Step Solution

1. Step 1: Write the proportion equation
   3,806,460 : 5,557,788 = 5,557,788 : x
2. Step 2: Convert to fraction form
   3,806,460/5,557,788 = 5,557,788/x
3. Step 3: Cross multiply
   3,806,460x = 5,557,788 × 5,557,788
4. Step 4: Simplify right side
   3,806,460x = 30,889,007,452,944
5. Step 5: Solve for x
   x = 30,889,007,452,944/3,806,460
6. Step 6: Final answer
   x = 8,114,890.86