Finding the Third Proportional to 158,315.50 and 336,062

Step by Step Solution

1. Step 1: Write the proportion equation
   158,315.50 : 336,062 = 336,062 : x
2. Step 2: Convert to fraction form
   158,315.50/336,062 = 336,062/x
3. Step 3: Cross multiply
   158,315.50x = 336,062 × 336,062
4. Step 4: Simplify right side
   158,315.50x = 112,937,667,844
5. Step 5: Solve for x
   x = 112,937,667,844/158,315.50
6. Step 6: Final answer
   x = 713,370.88