Finding the Third Proportional to 1,872,028 and 4,042,928

Step by Step Solution

1. Step 1: Write the proportion equation
   1,872,028 : 4,042,928 = 4,042,928 : x
2. Step 2: Convert to fraction form
   1,872,028/4,042,928 = 4,042,928/x
3. Step 3: Cross multiply
   1,872,028x = 4,042,928 × 4,042,928
4. Step 4: Simplify right side
   1,872,028x = 16,345,266,813,184
5. Step 5: Solve for x
   x = 16,345,266,813,184/1,872,028
6. Step 6: Final answer
   x = 8,731,315.35