Finding the Third Proportional to 19,565,589 and 42,502,515

Step by Step Solution

1. Step 1: Write the proportion equation
   19,565,589 : 42,502,515 = 42,502,515 : x
2. Step 2: Convert to fraction form
   19,565,589/42,502,515 = 42,502,515/x
3. Step 3: Cross multiply
   19,565,589x = 42,502,515 × 42,502,515
4. Step 4: Simplify right side
   19,565,589x = 1,806,463,781,325,225
5. Step 5: Solve for x
   x = 1,806,463,781,325,225/19,565,589
6. Step 6: Final answer
   x = 92,328,617.42