Finding the Third Proportional to 168,314 and 368,300

Step by Step Solution

1. Step 1: Write the proportion equation
   168,314 : 368,300 = 368,300 : x
2. Step 2: Convert to fraction form
   168,314/368,300 = 368,300/x
3. Step 3: Cross multiply
   168,314x = 368,300 × 368,300
4. Step 4: Simplify right side
   168,314x = 135,644,890,000
5. Step 5: Solve for x
   x = 135,644,890,000/168,314
6. Step 6: Final answer
   x = 805,903.79