Finding the Third Proportional to 10,149,688 and 21,982,274

Step by Step Solution

1. Step 1: Write the proportion equation
   10,149,688 : 21,982,274 = 21,982,274 : x
2. Step 2: Convert to fraction form
   10,149,688/21,982,274 = 21,982,274/x
3. Step 3: Cross multiply
   10,149,688x = 21,982,274 × 21,982,274
4. Step 4: Simplify right side
   10,149,688x = 483,220,370,211,076
5. Step 5: Solve for x
   x = 483,220,370,211,076/10,149,688
6. Step 6: Final answer
   x = 47,609,381.71