Finding the Third Proportional to 6,862,680 and 9,149,164

Step by Step Solution

1. Step 1: Write the proportion equation
   6,862,680 : 9,149,164 = 9,149,164 : x
2. Step 2: Convert to fraction form
   6,862,680/9,149,164 = 9,149,164/x
3. Step 3: Cross multiply
   6,862,680x = 9,149,164 × 9,149,164
4. Step 4: Simplify right side
   6,862,680x = 83,707,201,898,896
5. Step 5: Solve for x
   x = 83,707,201,898,896/6,862,680
6. Step 6: Final answer
   x = 12,197,450.84