Finding the Third Proportional to 2,531,816 and 3,617,904

Step by Step Solution

1. Step 1: Write the proportion equation
   2,531,816 : 3,617,904 = 3,617,904 : x
2. Step 2: Convert to fraction form
   2,531,816/3,617,904 = 3,617,904/x
3. Step 3: Cross multiply
   2,531,816x = 3,617,904 × 3,617,904
4. Step 4: Simplify right side
   2,531,816x = 13,089,229,353,216
5. Step 5: Solve for x
   x = 13,089,229,353,216/2,531,816
6. Step 6: Final answer
   x = 5,169,897.56