Finding the Third Proportional to 373,453 and 574,021.50

Step by Step Solution

1. Step 1: Write the proportion equation
   373,453 : 574,021.50 = 574,021.50 : x
2. Step 2: Convert to fraction form
   373,453/574,021.50 = 574,021.50/x
3. Step 3: Cross multiply
   373,453x = 574,021.50 × 574,021.50
4. Step 4: Simplify right side
   373,453x = 329,500,682,462.25
5. Step 5: Solve for x
   x = 329,500,682,462.25/373,453
6. Step 6: Final answer
   x = 882,308.30