Finding the Third Proportional to 4,075,852 and 8,637,224

Step by Step Solution

1. Step 1: Write the proportion equation
   4,075,852 : 8,637,224 = 8,637,224 : x
2. Step 2: Convert to fraction form
   4,075,852/8,637,224 = 8,637,224/x
3. Step 3: Cross multiply
   4,075,852x = 8,637,224 × 8,637,224
4. Step 4: Simplify right side
   4,075,852x = 74,601,638,426,176
5. Step 5: Solve for x
   x = 74,601,638,426,176/4,075,852
6. Step 6: Final answer
   x = 18,303,323.68