Finding the Third Proportional to 91,731 and 187,350

Step by Step Solution

1. Step 1: Write the proportion equation
   91,731 : 187,350 = 187,350 : x
2. Step 2: Convert to fraction form
   91,731/187,350 = 187,350/x
3. Step 3: Cross multiply
   91,731x = 187,350 × 187,350
4. Step 4: Simplify right side
   91,731x = 35,100,022,500
5. Step 5: Solve for x
   x = 35,100,022,500/91,731
6. Step 6: Final answer
   x = 382,640.79