Finding the Third Proportional to 2,103,560 and 4,605,148

Step by Step Solution

1. Step 1: Write the proportion equation
   2,103,560 : 4,605,148 = 4,605,148 : x
2. Step 2: Convert to fraction form
   2,103,560/4,605,148 = 4,605,148/x
3. Step 3: Cross multiply
   2,103,560x = 4,605,148 × 4,605,148
4. Step 4: Simplify right side
   2,103,560x = 21,207,388,101,904
5. Step 5: Solve for x
   x = 21,207,388,101,904/2,103,560
6. Step 6: Final answer
   x = 10,081,665.42