Finding the Third Proportional to 3,158,910 and 4,619,892

Step by Step Solution

1. Step 1: Write the proportion equation
   3,158,910 : 4,619,892 = 4,619,892 : x
2. Step 2: Convert to fraction form
   3,158,910/4,619,892 = 4,619,892/x
3. Step 3: Cross multiply
   3,158,910x = 4,619,892 × 4,619,892
4. Step 4: Simplify right side
   3,158,910x = 21,343,402,091,664
5. Step 5: Solve for x
   x = 21,343,402,091,664/3,158,910
6. Step 6: Final answer
   x = 6,756,571.76