Finding the Third Proportional to 157,039 and 343,984.50

Step by Step Solution

1. Step 1: Write the proportion equation
   157,039 : 343,984.50 = 343,984.50 : x
2. Step 2: Convert to fraction form
   157,039/343,984.50 = 343,984.50/x
3. Step 3: Cross multiply
   157,039x = 343,984.50 × 343,984.50
4. Step 4: Simplify right side
   157,039x = 118,325,336,240.25
5. Step 5: Solve for x
   x = 118,325,336,240.25/157,039
6. Step 6: Final answer
   x = 753,477.39