Finding the Third Proportional to 88,469,764 and 193,945,640

Step by Step Solution

1. Step 1: Write the proportion equation
   88,469,764 : 193,945,640 = 193,945,640 : x
2. Step 2: Convert to fraction form
   88,469,764/193,945,640 = 193,945,640/x
3. Step 3: Cross multiply
   88,469,764x = 193,945,640 × 193,945,640
4. Step 4: Simplify right side
   88,469,764x = 37,614,911,275,009,600
5. Step 5: Solve for x
   x = 37,614,911,275,009,600/88,469,764
6. Step 6: Final answer
   x = 425,172,506.11