Finding the Third Proportional to 5,870,864 and 8,267,454

Step by Step Solution

1. Step 1: Write the proportion equation
   5,870,864 : 8,267,454 = 8,267,454 : x
2. Step 2: Convert to fraction form
   5,870,864/8,267,454 = 8,267,454/x
3. Step 3: Cross multiply
   5,870,864x = 8,267,454 × 8,267,454
4. Step 4: Simplify right side
   5,870,864x = 68,350,795,642,116
5. Step 5: Solve for x
   x = 68,350,795,642,116/5,870,864
6. Step 6: Final answer
   x = 11,642,374.21