Finding the Third Proportional to 8,010,586 and 12,411,690

Step by Step Solution

1. Step 1: Write the proportion equation
   8,010,586 : 12,411,690 = 12,411,690 : x
2. Step 2: Convert to fraction form
   8,010,586/12,411,690 = 12,411,690/x
3. Step 3: Cross multiply
   8,010,586x = 12,411,690 × 12,411,690
4. Step 4: Simplify right side
   8,010,586x = 154,050,048,656,100
5. Step 5: Solve for x
   x = 154,050,048,656,100/8,010,586
6. Step 6: Final answer
   x = 19,230,808.91