Finding the Third Proportional to 3,471,456 and 5,374,656

Step by Step Solution

1. Step 1: Write the proportion equation
   3,471,456 : 5,374,656 = 5,374,656 : x
2. Step 2: Convert to fraction form
   3,471,456/5,374,656 = 5,374,656/x
3. Step 3: Cross multiply
   3,471,456x = 5,374,656 × 5,374,656
4. Step 4: Simplify right side
   3,471,456x = 28,886,927,118,336
5. Step 5: Solve for x
   x = 28,886,927,118,336/3,471,456
6. Step 6: Final answer
   x = 8,321,271.28