Finding the Third Proportional to 2,458,410 and 5,365,128

Step by Step Solution

1. Step 1: Write the proportion equation
   2,458,410 : 5,365,128 = 5,365,128 : x
2. Step 2: Convert to fraction form
   2,458,410/5,365,128 = 5,365,128/x
3. Step 3: Cross multiply
   2,458,410x = 5,365,128 × 5,365,128
4. Step 4: Simplify right side
   2,458,410x = 28,784,598,456,384
5. Step 5: Solve for x
   x = 28,784,598,456,384/2,458,410
6. Step 6: Final answer
   x = 11,708,624.05