Finding the Third Proportional to 12,967,470 and 30,017,349

Step by Step Solution

1. Step 1: Write the proportion equation
   12,967,470 : 30,017,349 = 30,017,349 : x
2. Step 2: Convert to fraction form
   12,967,470/30,017,349 = 30,017,349/x
3. Step 3: Cross multiply
   12,967,470x = 30,017,349 × 30,017,349
4. Step 4: Simplify right side
   12,967,470x = 901,041,240,987,801
5. Step 5: Solve for x
   x = 901,041,240,987,801/12,967,470
6. Step 6: Final answer
   x = 69,484,736.88