Finding the Third Proportional to 245,216 and 374,951.75

Step by Step Solution

1. Step 1: Write the proportion equation
   245,216 : 374,951.75 = 374,951.75 : x
2. Step 2: Convert to fraction form
   245,216/374,951.75 = 374,951.75/x
3. Step 3: Cross multiply
   245,216x = 374,951.75 × 374,951.75
4. Step 4: Simplify right side
   245,216x = 140,588,814,828.06
5. Step 5: Solve for x
   x = 140,588,814,828.06/245,216
6. Step 6: Final answer
   x = 573,326.43