Finding the Third Proportional to 3,012,123 and 4,588,782

Step by Step Solution

1. Step 1: Write the proportion equation
   3,012,123 : 4,588,782 = 4,588,782 : x
2. Step 2: Convert to fraction form
   3,012,123/4,588,782 = 4,588,782/x
3. Step 3: Cross multiply
   3,012,123x = 4,588,782 × 4,588,782
4. Step 4: Simplify right side
   3,012,123x = 21,056,920,243,524
5. Step 5: Solve for x
   x = 21,056,920,243,524/3,012,123
6. Step 6: Final answer
   x = 6,990,723.90