Finding the Third Proportional to 296,430.75 and 443,835

Step by Step Solution

1. Step 1: Write the proportion equation
   296,430.75 : 443,835 = 443,835 : x
2. Step 2: Convert to fraction form
   296,430.75/443,835 = 443,835/x
3. Step 3: Cross multiply
   296,430.75x = 443,835 × 443,835
4. Step 4: Simplify right side
   296,430.75x = 196,989,507,225
5. Step 5: Solve for x
   x = 196,989,507,225/296,430.75
6. Step 6: Final answer
   x = 664,538.03