Finding the Third Proportional to 158,879,308 and 342,839,648

Step by Step Solution

1. Step 1: Write the proportion equation
   158,879,308 : 342,839,648 = 342,839,648 : x
2. Step 2: Convert to fraction form
   158,879,308/342,839,648 = 342,839,648/x
3. Step 3: Cross multiply
   158,879,308x = 342,839,648 × 342,839,648
4. Step 4: Simplify right side
   158,879,308x = 117,539,024,240,763,904
5. Step 5: Solve for x
   x = 117,539,024,240,763,904/158,879,308
6. Step 6: Final answer
   x = 739,800,706.09