Finding the Third Proportional to 12,274,116 and 18,411,174

Step by Step Solution

1. Step 1: Write the proportion equation
   12,274,116 : 18,411,174 = 18,411,174 : x
2. Step 2: Convert to fraction form
   12,274,116/18,411,174 = 18,411,174/x
3. Step 3: Cross multiply
   12,274,116x = 18,411,174 × 18,411,174
4. Step 4: Simplify right side
   12,274,116x = 338,971,328,058,276
5. Step 5: Solve for x
   x = 338,971,328,058,276/12,274,116
6. Step 6: Final answer
   x = 27,616,761