Finding the Third Proportional to 25,864,161 and 43,105,199

Step by Step Solution

1. Step 1: Write the proportion equation
   25,864,161 : 43,105,199 = 43,105,199 : x
2. Step 2: Convert to fraction form
   25,864,161/43,105,199 = 43,105,199/x
3. Step 3: Cross multiply
   25,864,161x = 43,105,199 × 43,105,199
4. Step 4: Simplify right side
   25,864,161x = 1,858,058,180,829,601
5. Step 5: Solve for x
   x = 1,858,058,180,829,601/25,864,161
6. Step 6: Final answer
   x = 71,839,105.12