Finding the Third Proportional to 67,185,612 and 147,388,248

Step by Step Solution

1. Step 1: Write the proportion equation
   67,185,612 : 147,388,248 = 147,388,248 : x
2. Step 2: Convert to fraction form
   67,185,612/147,388,248 = 147,388,248/x
3. Step 3: Cross multiply
   67,185,612x = 147,388,248 × 147,388,248
4. Step 4: Simplify right side
   67,185,612x = 21,723,295,648,509,504
5. Step 5: Solve for x
   x = 21,723,295,648,509,504/67,185,612
6. Step 6: Final answer
   x = 323,332,555.91