Finding the Third Proportional to 12,929,098 and 20,018,976

Step by Step Solution

1. Step 1: Write the proportion equation
   12,929,098 : 20,018,976 = 20,018,976 : x
2. Step 2: Convert to fraction form
   12,929,098/20,018,976 = 20,018,976/x
3. Step 3: Cross multiply
   12,929,098x = 20,018,976 × 20,018,976
4. Step 4: Simplify right side
   12,929,098x = 400,759,400,088,576
5. Step 5: Solve for x
   x = 400,759,400,088,576/12,929,098
6. Step 6: Final answer
   x = 30,996,702.17