Finding the Third Proportional to 494,587 and 744,200.50

Step by Step Solution

1. Step 1: Write the proportion equation
   494,587 : 744,200.50 = 744,200.50 : x
2. Step 2: Convert to fraction form
   494,587/744,200.50 = 744,200.50/x
3. Step 3: Cross multiply
   494,587x = 744,200.50 × 744,200.50
4. Step 4: Simplify right side
   494,587x = 553,834,384,200.25
5. Step 5: Solve for x
   x = 553,834,384,200.25/494,587
6. Step 6: Final answer
   x = 1,119,791.63