Finding the Third Proportional to 4,075,844 and 8,637,208

Step by Step Solution

1. Step 1: Write the proportion equation
   4,075,844 : 8,637,208 = 8,637,208 : x
2. Step 2: Convert to fraction form
   4,075,844/8,637,208 = 8,637,208/x
3. Step 3: Cross multiply
   4,075,844x = 8,637,208 × 8,637,208
4. Step 4: Simplify right side
   4,075,844x = 74,601,362,035,264
5. Step 5: Solve for x
   x = 74,601,362,035,264/4,075,844
6. Step 6: Final answer
   x = 18,303,291.79