Finding the Third Proportional to 78,759 and 169,961.50

Step by Step Solution

1. Step 1: Write the proportion equation
   78,759 : 169,961.50 = 169,961.50 : x
2. Step 2: Convert to fraction form
   78,759/169,961.50 = 169,961.50/x
3. Step 3: Cross multiply
   78,759x = 169,961.50 × 169,961.50
4. Step 4: Simplify right side
   78,759x = 28,886,911,482.25
5. Step 5: Solve for x
   x = 28,886,911,482.25/78,759
6. Step 6: Final answer
   x = 366,776.01