Finding the Third Proportional to 1,121,811 and 2,432,910

Step by Step Solution

1. Step 1: Write the proportion equation
   1,121,811 : 2,432,910 = 2,432,910 : x
2. Step 2: Convert to fraction form
   1,121,811/2,432,910 = 2,432,910/x
3. Step 3: Cross multiply
   1,121,811x = 2,432,910 × 2,432,910
4. Step 4: Simplify right side
   1,121,811x = 5,919,051,068,100
5. Step 5: Solve for x
   x = 5,919,051,068,100/1,121,811
6. Step 6: Final answer
   x = 5,276,335.38