Finding the Third Proportional to 78,482 and 170,015.50

Step by Step Solution

1. Step 1: Write the proportion equation
   78,482 : 170,015.50 = 170,015.50 : x
2. Step 2: Convert to fraction form
   78,482/170,015.50 = 170,015.50/x
3. Step 3: Cross multiply
   78,482x = 170,015.50 × 170,015.50
4. Step 4: Simplify right side
   78,482x = 28,905,270,240.25
5. Step 5: Solve for x
   x = 28,905,270,240.25/78,482
6. Step 6: Final answer
   x = 368,304.46