Finding the Third Proportional to 79,382.25 and 171,703.50

Step by Step Solution

1. Step 1: Write the proportion equation
   79,382.25 : 171,703.50 = 171,703.50 : x
2. Step 2: Convert to fraction form
   79,382.25/171,703.50 = 171,703.50/x
3. Step 3: Cross multiply
   79,382.25x = 171,703.50 × 171,703.50
4. Step 4: Simplify right side
   79,382.25x = 29,482,091,912.25
5. Step 5: Solve for x
   x = 29,482,091,912.25/79,382.25
6. Step 6: Final answer
   x = 371,394.01