Finding the Third Proportional to 129,337.50 and 188,983.50

Step by Step Solution

1. Step 1: Write the proportion equation
   129,337.50 : 188,983.50 = 188,983.50 : x
2. Step 2: Convert to fraction form
   129,337.50/188,983.50 = 188,983.50/x
3. Step 3: Cross multiply
   129,337.50x = 188,983.50 × 188,983.50
4. Step 4: Simplify right side
   129,337.50x = 35,714,763,272.25
5. Step 5: Solve for x
   x = 35,714,763,272.25/129,337.50
6. Step 6: Final answer
   x = 276,136.18