Finding the Third Proportional to 8,240,794 and 12,122,960

Step by Step Solution

1. Step 1: Write the proportion equation
   8,240,794 : 12,122,960 = 12,122,960 : x
2. Step 2: Convert to fraction form
   8,240,794/12,122,960 = 12,122,960/x
3. Step 3: Cross multiply
   8,240,794x = 12,122,960 × 12,122,960
4. Step 4: Simplify right side
   8,240,794x = 146,966,159,161,600
5. Step 5: Solve for x
   x = 146,966,159,161,600/8,240,794
6. Step 6: Final answer
   x = 17,833,980.46