Finding the Third Proportional to 245,800.50 and 352,788

Step by Step Solution

1. Step 1: Write the proportion equation
   245,800.50 : 352,788 = 352,788 : x
2. Step 2: Convert to fraction form
   245,800.50/352,788 = 352,788/x
3. Step 3: Cross multiply
   245,800.50x = 352,788 × 352,788
4. Step 4: Simplify right side
   245,800.50x = 124,459,372,944
5. Step 5: Solve for x
   x = 124,459,372,944/245,800.50
6. Step 6: Final answer
   x = 506,343.04