Finding the Third Proportional to 143,047,626 and 308,963,616

Step by Step Solution

1. Step 1: Write the proportion equation
   143,047,626 : 308,963,616 = 308,963,616 : x
2. Step 2: Convert to fraction form
   143,047,626/308,963,616 = 308,963,616/x
3. Step 3: Cross multiply
   143,047,626x = 308,963,616 × 308,963,616
4. Step 4: Simplify right side
   143,047,626x = 95,458,516,011,795,456
5. Step 5: Solve for x
   x = 95,458,516,011,795,456/143,047,626
6. Step 6: Final answer
   x = 667,319,819.85