Finding the Third Proportional to 395,857 and 597,169.50

Step by Step Solution

1. Step 1: Write the proportion equation
   395,857 : 597,169.50 = 597,169.50 : x
2. Step 2: Convert to fraction form
   395,857/597,169.50 = 597,169.50/x
3. Step 3: Cross multiply
   395,857x = 597,169.50 × 597,169.50
4. Step 4: Simplify right side
   395,857x = 356,611,411,730.25
5. Step 5: Solve for x
   x = 356,611,411,730.25/395,857
6. Step 6: Final answer
   x = 900,859.18