Finding the Third Proportional to 18,619,766 and 29,061,438

Step by Step Solution

1. Step 1: Write the proportion equation
   18,619,766 : 29,061,438 = 29,061,438 : x
2. Step 2: Convert to fraction form
   18,619,766/29,061,438 = 29,061,438/x
3. Step 3: Cross multiply
   18,619,766x = 29,061,438 × 29,061,438
4. Step 4: Simplify right side
   18,619,766x = 844,567,178,627,844
5. Step 5: Solve for x
   x = 844,567,178,627,844/18,619,766
6. Step 6: Final answer
   x = 45,358,635.48