Finding the Third Proportional to 5,912,732 and 12,748,380

Step by Step Solution

1. Step 1: Write the proportion equation
   5,912,732 : 12,748,380 = 12,748,380 : x
2. Step 2: Convert to fraction form
   5,912,732/12,748,380 = 12,748,380/x
3. Step 3: Cross multiply
   5,912,732x = 12,748,380 × 12,748,380
4. Step 4: Simplify right side
   5,912,732x = 162,521,192,624,400
5. Step 5: Solve for x
   x = 162,521,192,624,400/5,912,732
6. Step 6: Final answer
   x = 27,486,649.59