Finding the Third Proportional to 147,708 and 323,725.50

Step by Step Solution

1. Step 1: Write the proportion equation
   147,708 : 323,725.50 = 323,725.50 : x
2. Step 2: Convert to fraction form
   147,708/323,725.50 = 323,725.50/x
3. Step 3: Cross multiply
   147,708x = 323,725.50 × 323,725.50
4. Step 4: Simplify right side
   147,708x = 104,798,199,350.25
5. Step 5: Solve for x
   x = 104,798,199,350.25/147,708
6. Step 6: Final answer
   x = 709,495.76