Finding the Third Proportional to 236,844 and 354,145.50

Step by Step Solution

1. Step 1: Write the proportion equation
   236,844 : 354,145.50 = 354,145.50 : x
2. Step 2: Convert to fraction form
   236,844/354,145.50 = 354,145.50/x
3. Step 3: Cross multiply
   236,844x = 354,145.50 × 354,145.50
4. Step 4: Simplify right side
   236,844x = 125,419,035,170.25
5. Step 5: Solve for x
   x = 125,419,035,170.25/236,844
6. Step 6: Final answer
   x = 529,542.80