Finding the Third Proportional to 8,461,120 and 13,079,810

Step by Step Solution

1. Step 1: Write the proportion equation
   8,461,120 : 13,079,810 = 13,079,810 : x
2. Step 2: Convert to fraction form
   8,461,120/13,079,810 = 13,079,810/x
3. Step 3: Cross multiply
   8,461,120x = 13,079,810 × 13,079,810
4. Step 4: Simplify right side
   8,461,120x = 171,081,429,636,100
5. Step 5: Solve for x
   x = 171,081,429,636,100/8,461,120
6. Step 6: Final answer
   x = 20,219,714.37