Finding the Third Proportional to 83,471.50 and 171,043.50

Step by Step Solution

1. Step 1: Write the proportion equation
   83,471.50 : 171,043.50 = 171,043.50 : x
2. Step 2: Convert to fraction form
   83,471.50/171,043.50 = 171,043.50/x
3. Step 3: Cross multiply
   83,471.50x = 171,043.50 × 171,043.50
4. Step 4: Simplify right side
   83,471.50x = 29,255,878,892.25
5. Step 5: Solve for x
   x = 29,255,878,892.25/83,471.50
6. Step 6: Final answer
   x = 350,489.44