Finding the Third Proportional to 3,158,902 and 4,619,888

Step by Step Solution

1. Step 1: Write the proportion equation
   3,158,902 : 4,619,888 = 4,619,888 : x
2. Step 2: Convert to fraction form
   3,158,902/4,619,888 = 4,619,888/x
3. Step 3: Cross multiply
   3,158,902x = 4,619,888 × 4,619,888
4. Step 4: Simplify right side
   3,158,902x = 21,343,365,132,544
5. Step 5: Solve for x
   x = 21,343,365,132,544/3,158,902
6. Step 6: Final answer
   x = 6,756,577.17