Finding the Third Proportional to 427,517 and 601,294.50

Step by Step Solution

1. Step 1: Write the proportion equation
   427,517 : 601,294.50 = 601,294.50 : x
2. Step 2: Convert to fraction form
   427,517/601,294.50 = 601,294.50/x
3. Step 3: Cross multiply
   427,517x = 601,294.50 × 601,294.50
4. Step 4: Simplify right side
   427,517x = 361,555,075,730.25
5. Step 5: Solve for x
   x = 361,555,075,730.25/427,517
6. Step 6: Final answer
   x = 845,709.24