Finding the Third Proportional to 169,748 and 368,689.50

Step by Step Solution

1. Step 1: Write the proportion equation
   169,748 : 368,689.50 = 368,689.50 : x
2. Step 2: Convert to fraction form
   169,748/368,689.50 = 368,689.50/x
3. Step 3: Cross multiply
   169,748x = 368,689.50 × 368,689.50
4. Step 4: Simplify right side
   169,748x = 135,931,947,410.25
5. Step 5: Solve for x
   x = 135,931,947,410.25/169,748
6. Step 6: Final answer
   x = 800,786.74