Finding the Third Proportional to 5,715,224 and 8,706,824

Step by Step Solution

1. Step 1: Write the proportion equation
   5,715,224 : 8,706,824 = 8,706,824 : x
2. Step 2: Convert to fraction form
   5,715,224/8,706,824 = 8,706,824/x
3. Step 3: Cross multiply
   5,715,224x = 8,706,824 × 8,706,824
4. Step 4: Simplify right side
   5,715,224x = 75,808,784,166,976
5. Step 5: Solve for x
   x = 75,808,784,166,976/5,715,224
6. Step 6: Final answer
   x = 13,264,359.22