Finding the Third Proportional to 5,603,986 and 8,875,131

Step by Step Solution

1. Step 1: Write the proportion equation
   5,603,986 : 8,875,131 = 8,875,131 : x
2. Step 2: Convert to fraction form
   5,603,986/8,875,131 = 8,875,131/x
3. Step 3: Cross multiply
   5,603,986x = 8,875,131 × 8,875,131
4. Step 4: Simplify right side
   5,603,986x = 78,767,950,267,161
5. Step 5: Solve for x
   x = 78,767,950,267,161/5,603,986
6. Step 6: Final answer
   x = 14,055,700.76