Finding the Third Proportional to 79,563.50 and 171,580.50

Step by Step Solution

1. Step 1: Write the proportion equation
   79,563.50 : 171,580.50 = 171,580.50 : x
2. Step 2: Convert to fraction form
   79,563.50/171,580.50 = 171,580.50/x
3. Step 3: Cross multiply
   79,563.50x = 171,580.50 × 171,580.50
4. Step 4: Simplify right side
   79,563.50x = 29,439,867,980.25
5. Step 5: Solve for x
   x = 29,439,867,980.25/79,563.50
6. Step 6: Final answer
   x = 370,017.26