Finding the Third Proportional to 8,470,063,674 and 12,814,031,844

Step by Step Solution

1. Step 1: Write the proportion equation
   8,470,063,674 : 12,814,031,844 = 12,814,031,844 : x
2. Step 2: Convert to fraction form
   8,470,063,674/12,814,031,844 = 12,814,031,844/x
3. Step 3: Cross multiply
   8,470,063,674x = 12,814,031,844 × 12,814,031,844
4. Step 4: Simplify right side
   8,470,063,674x = 164,199,412,099,046,047,744
5. Step 5: Solve for x
   x = 164,199,412,099,046,047,744/8,470,063,674
6. Step 6: Final answer
   x = 19,385,853,332.26