Finding the Third Proportional to 12,967,510 and 30,017,446

Step by Step Solution

1. Step 1: Write the proportion equation
   12,967,510 : 30,017,446 = 30,017,446 : x
2. Step 2: Convert to fraction form
   12,967,510/30,017,446 = 30,017,446/x
3. Step 3: Cross multiply
   12,967,510x = 30,017,446 × 30,017,446
4. Step 4: Simplify right side
   12,967,510x = 901,047,064,362,916
5. Step 5: Solve for x
   x = 901,047,064,362,916/12,967,510
6. Step 6: Final answer
   x = 69,484,971.62