Finding the Third Proportional to 86,455,746 and 185,267,484

Step by Step Solution

1. Step 1: Write the proportion equation
   86,455,746 : 185,267,484 = 185,267,484 : x
2. Step 2: Convert to fraction form
   86,455,746/185,267,484 = 185,267,484/x
3. Step 3: Cross multiply
   86,455,746x = 185,267,484 × 185,267,484
4. Step 4: Simplify right side
   86,455,746x = 34,324,040,627,690,256
5. Step 5: Solve for x
   x = 34,324,040,627,690,256/86,455,746
6. Step 6: Final answer
   x = 397,012,832.76