Finding the Third Proportional to 5,992,160 and 8,478,724

Step by Step Solution

1. Step 1: Write the proportion equation
   5,992,160 : 8,478,724 = 8,478,724 : x
2. Step 2: Convert to fraction form
   5,992,160/8,478,724 = 8,478,724/x
3. Step 3: Cross multiply
   5,992,160x = 8,478,724 × 8,478,724
4. Step 4: Simplify right side
   5,992,160x = 71,888,760,668,176
5. Step 5: Solve for x
   x = 71,888,760,668,176/5,992,160
6. Step 6: Final answer
   x = 11,997,136.37