Finding the Third Proportional to 1,477,847 and 3,191,458

Step by Step Solution

1. Step 1: Write the proportion equation
   1,477,847 : 3,191,458 = 3,191,458 : x
2. Step 2: Convert to fraction form
   1,477,847/3,191,458 = 3,191,458/x
3. Step 3: Cross multiply
   1,477,847x = 3,191,458 × 3,191,458
4. Step 4: Simplify right side
   1,477,847x = 10,185,404,165,764
5. Step 5: Solve for x
   x = 10,185,404,165,764/1,477,847
6. Step 6: Final answer
   x = 6,892,055.92