Finding the Third Proportional to 156,954 and 340,012

Step by Step Solution

1. Step 1: Write the proportion equation
   156,954 : 340,012 = 340,012 : x
2. Step 2: Convert to fraction form
   156,954/340,012 = 340,012/x
3. Step 3: Cross multiply
   156,954x = 340,012 × 340,012
4. Step 4: Simplify right side
   156,954x = 115,608,160,144
5. Step 5: Solve for x
   x = 115,608,160,144/156,954
6. Step 6: Final answer
   x = 736,573.52