Finding the Third Proportional to 339,152.06 and 706,213.69

Step by Step Solution

1. Step 1: Write the proportion equation
   339,152.06 : 706,213.69 = 706,213.69 : x
2. Step 2: Convert to fraction form
   339,152.06/706,213.69 = 706,213.69/x
3. Step 3: Cross multiply
   339,152.06x = 706,213.69 × 706,213.69
4. Step 4: Simplify right side
   339,152.06x = 498,737,772,412.35
5. Step 5: Solve for x
   x = 498,737,772,412.35/339,152.06
6. Step 6: Final answer
   x = 1,470,543.24