Finding the Third Proportional to 168,826.50 and 369,016.50

Step by Step Solution

1. Step 1: Write the proportion equation
   168,826.50 : 369,016.50 = 369,016.50 : x
2. Step 2: Convert to fraction form
   168,826.50/369,016.50 = 369,016.50/x
3. Step 3: Cross multiply
   168,826.50x = 369,016.50 × 369,016.50
4. Step 4: Simplify right side
   168,826.50x = 136,173,177,272.25
5. Step 5: Solve for x
   x = 136,173,177,272.25/168,826.50
6. Step 6: Final answer
   x = 806,586.51