Finding the Third Proportional to 5,912,734 and 12,748,384

Step by Step Solution

1. Step 1: Write the proportion equation
   5,912,734 : 12,748,384 = 12,748,384 : x
2. Step 2: Convert to fraction form
   5,912,734/12,748,384 = 12,748,384/x
3. Step 3: Cross multiply
   5,912,734x = 12,748,384 × 12,748,384
4. Step 4: Simplify right side
   5,912,734x = 162,521,294,611,456
5. Step 5: Solve for x
   x = 162,521,294,611,456/5,912,734
6. Step 6: Final answer
   x = 27,486,657.54