Finding the Third Proportional to 427,149.50 and 939,565

Step by Step Solution

1. Step 1: Write the proportion equation
   427,149.50 : 939,565 = 939,565 : x
2. Step 2: Convert to fraction form
   427,149.50/939,565 = 939,565/x
3. Step 3: Cross multiply
   427,149.50x = 939,565 × 939,565
4. Step 4: Simplify right side
   427,149.50x = 882,782,389,225
5. Step 5: Solve for x
   x = 882,782,389,225/427,149.50
6. Step 6: Final answer
   x = 2,066,682.48