Finding the Third Proportional to 312,016 and 736,300

Step by Step Solution

1. Step 1: Write the proportion equation
   312,016 : 736,300 = 736,300 : x
2. Step 2: Convert to fraction form
   312,016/736,300 = 736,300/x
3. Step 3: Cross multiply
   312,016x = 736,300 × 736,300
4. Step 4: Simplify right side
   312,016x = 542,137,690,000
5. Step 5: Solve for x
   x = 542,137,690,000/312,016
6. Step 6: Final answer
   x = 1,737,531.70