Finding the Third Proportional to 17,989,766 and 27,634,479

Step by Step Solution

1. Step 1: Write the proportion equation
   17,989,766 : 27,634,479 = 27,634,479 : x
2. Step 2: Convert to fraction form
   17,989,766/27,634,479 = 27,634,479/x
3. Step 3: Cross multiply
   17,989,766x = 27,634,479 × 27,634,479
4. Step 4: Simplify right side
   17,989,766x = 763,664,429,601,441
5. Step 5: Solve for x
   x = 763,664,429,601,441/17,989,766
6. Step 6: Final answer
   x = 42,449,936.79