Finding the Third Proportional to 5,916,084 and 8,454,222

Step by Step Solution

1. Step 1: Write the proportion equation
   5,916,084 : 8,454,222 = 8,454,222 : x
2. Step 2: Convert to fraction form
   5,916,084/8,454,222 = 8,454,222/x
3. Step 3: Cross multiply
   5,916,084x = 8,454,222 × 8,454,222
4. Step 4: Simplify right side
   5,916,084x = 71,473,869,625,284
5. Step 5: Solve for x
   x = 71,473,869,625,284/5,916,084
6. Step 6: Final answer
   x = 12,081,280.39