Finding the Third Proportional to 1,871,787 and 4,027,290

Step by Step Solution

1. Step 1: Write the proportion equation
   1,871,787 : 4,027,290 = 4,027,290 : x
2. Step 2: Convert to fraction form
   1,871,787/4,027,290 = 4,027,290/x
3. Step 3: Cross multiply
   1,871,787x = 4,027,290 × 4,027,290
4. Step 4: Simplify right side
   1,871,787x = 16,219,064,744,100
5. Step 5: Solve for x
   x = 16,219,064,744,100/1,871,787
6. Step 6: Final answer
   x = 8,665,016.24