Finding the Third Proportional to 80,112.50 and 170,947.50

Step by Step Solution

1. Step 1: Write the proportion equation
   80,112.50 : 170,947.50 = 170,947.50 : x
2. Step 2: Convert to fraction form
   80,112.50/170,947.50 = 170,947.50/x
3. Step 3: Cross multiply
   80,112.50x = 170,947.50 × 170,947.50
4. Step 4: Simplify right side
   80,112.50x = 29,223,047,756.25
5. Step 5: Solve for x
   x = 29,223,047,756.25/80,112.50
6. Step 6: Final answer
   x = 364,775.13