Finding the Third Proportional to 7,031,680 and 10,566,242

Step by Step Solution

1. Step 1: Write the proportion equation
   7,031,680 : 10,566,242 = 10,566,242 : x
2. Step 2: Convert to fraction form
   7,031,680/10,566,242 = 10,566,242/x
3. Step 3: Cross multiply
   7,031,680x = 10,566,242 × 10,566,242
4. Step 4: Simplify right side
   7,031,680x = 111,645,470,002,564
5. Step 5: Solve for x
   x = 111,645,470,002,564/7,031,680
6. Step 6: Final answer
   x = 15,877,495.85