Finding the Third Proportional to 168,849 and 267,367.50

Step by Step Solution

1. Step 1: Write the proportion equation
   168,849 : 267,367.50 = 267,367.50 : x
2. Step 2: Convert to fraction form
   168,849/267,367.50 = 267,367.50/x
3. Step 3: Cross multiply
   168,849x = 267,367.50 × 267,367.50
4. Step 4: Simplify right side
   168,849x = 71,485,380,056.25
5. Step 5: Solve for x
   x = 71,485,380,056.25/168,849
6. Step 6: Final answer
   x = 423,368.69