Finding the Third Proportional to 64,380,393 and 139,735,314

Step by Step Solution

1. Step 1: Write the proportion equation
   64,380,393 : 139,735,314 = 139,735,314 : x
2. Step 2: Convert to fraction form
   64,380,393/139,735,314 = 139,735,314/x
3. Step 3: Cross multiply
   64,380,393x = 139,735,314 × 139,735,314
4. Step 4: Simplify right side
   64,380,393x = 19,525,957,978,678,596
5. Step 5: Solve for x
   x = 19,525,957,978,678,596/64,380,393
6. Step 6: Final answer
   x = 303,290,444.01