Finding the Third Proportional to 18,905,564 and 41,233,144

Step by Step Solution

1. Step 1: Write the proportion equation
   18,905,564 : 41,233,144 = 41,233,144 : x
2. Step 2: Convert to fraction form
   18,905,564/41,233,144 = 41,233,144/x
3. Step 3: Cross multiply
   18,905,564x = 41,233,144 × 41,233,144
4. Step 4: Simplify right side
   18,905,564x = 1,700,172,164,124,736
5. Step 5: Solve for x
   x = 1,700,172,164,124,736/18,905,564
6. Step 6: Final answer
   x = 89,929,724.61