Finding the Third Proportional to 158,784 and 340,592

Step by Step Solution

1. Step 1: Write the proportion equation
   158,784 : 340,592 = 340,592 : x
2. Step 2: Convert to fraction form
   158,784/340,592 = 340,592/x
3. Step 3: Cross multiply
   158,784x = 340,592 × 340,592
4. Step 4: Simplify right side
   158,784x = 116,002,910,464
5. Step 5: Solve for x
   x = 116,002,910,464/158,784
6. Step 6: Final answer
   x = 730,570.53