Finding the Third Proportional to 11,173,920 and 17,085,771

Step by Step Solution

1. Step 1: Write the proportion equation
   11,173,920 : 17,085,771 = 17,085,771 : x
2. Step 2: Convert to fraction form
   11,173,920/17,085,771 = 17,085,771/x
3. Step 3: Cross multiply
   11,173,920x = 17,085,771 × 17,085,771
4. Step 4: Simplify right side
   11,173,920x = 291,923,570,664,441
5. Step 5: Solve for x
   x = 291,923,570,664,441/11,173,920
6. Step 6: Final answer
   x = 26,125,439.48