Finding the Third Proportional to 121,792,560 and 175,969,216

Step by Step Solution

1. Step 1: Write the proportion equation
   121,792,560 : 175,969,216 = 175,969,216 : x
2. Step 2: Convert to fraction form
   121,792,560/175,969,216 = 175,969,216/x
3. Step 3: Cross multiply
   121,792,560x = 175,969,216 × 175,969,216
4. Step 4: Simplify right side
   121,792,560x = 30,965,164,979,654,656
5. Step 5: Solve for x
   x = 30,965,164,979,654,656/121,792,560
6. Step 6: Final answer
   x = 254,245,127.78