Finding the Third Proportional to 295,755.75 and 443,128.50

Step by Step Solution

1. Step 1: Write the proportion equation
   295,755.75 : 443,128.50 = 443,128.50 : x
2. Step 2: Convert to fraction form
   295,755.75/443,128.50 = 443,128.50/x
3. Step 3: Cross multiply
   295,755.75x = 443,128.50 × 443,128.50
4. Step 4: Simplify right side
   295,755.75x = 196,362,867,512.25
5. Step 5: Solve for x
   x = 196,362,867,512.25/295,755.75
6. Step 6: Final answer
   x = 663,935.93