Finding the Third Proportional to 342,150 and 706,116

Step by Step Solution

1. Step 1: Write the proportion equation
   342,150 : 706,116 = 706,116 : x
2. Step 2: Convert to fraction form
   342,150/706,116 = 706,116/x
3. Step 3: Cross multiply
   342,150x = 706,116 × 706,116
4. Step 4: Simplify right side
   342,150x = 498,599,805,456
5. Step 5: Solve for x
   x = 498,599,805,456/342,150
6. Step 6: Final answer
   x = 1,457,255.02