Finding the Third Proportional to 155,148,911 and 333,836,442

Step by Step Solution

1. Step 1: Write the proportion equation
   155,148,911 : 333,836,442 = 333,836,442 : x
2. Step 2: Convert to fraction form
   155,148,911/333,836,442 = 333,836,442/x
3. Step 3: Cross multiply
   155,148,911x = 333,836,442 × 333,836,442
4. Step 4: Simplify right side
   155,148,911x = 111,446,770,007,219,360
5. Step 5: Solve for x
   x = 111,446,770,007,219,360/155,148,911
6. Step 6: Final answer
   x = 718,321,316.53