Finding the Third Proportional to 5,916,320 and 8,454,576

Step by Step Solution

1. Step 1: Write the proportion equation
   5,916,320 : 8,454,576 = 8,454,576 : x
2. Step 2: Convert to fraction form
   5,916,320/8,454,576 = 8,454,576/x
3. Step 3: Cross multiply
   5,916,320x = 8,454,576 × 8,454,576
4. Step 4: Simplify right side
   5,916,320x = 71,479,855,339,776
5. Step 5: Solve for x
   x = 71,479,855,339,776/5,916,320
6. Step 6: Final answer
   x = 12,081,810.20