Finding the Third Proportional to 352,278 and 471,910.50

Step by Step Solution

1. Step 1: Write the proportion equation
   352,278 : 471,910.50 = 471,910.50 : x
2. Step 2: Convert to fraction form
   352,278/471,910.50 = 471,910.50/x
3. Step 3: Cross multiply
   352,278x = 471,910.50 × 471,910.50
4. Step 4: Simplify right side
   352,278x = 222,699,520,010.25
5. Step 5: Solve for x
   x = 222,699,520,010.25/352,278
6. Step 6: Final answer
   x = 632,169.82