Finding the Third Proportional to 185,517 and 395,023.50

Step by Step Solution

1. Step 1: Write the proportion equation
   185,517 : 395,023.50 = 395,023.50 : x
2. Step 2: Convert to fraction form
   185,517/395,023.50 = 395,023.50/x
3. Step 3: Cross multiply
   185,517x = 395,023.50 × 395,023.50
4. Step 4: Simplify right side
   185,517x = 156,043,565,552.25
5. Step 5: Solve for x
   x = 156,043,565,552.25/185,517
6. Step 6: Final answer
   x = 841,128.12