Finding the Third Proportional to 475,323 and 742,144.50

Step by Step Solution

1. Step 1: Write the proportion equation
   475,323 : 742,144.50 = 742,144.50 : x
2. Step 2: Convert to fraction form
   475,323/742,144.50 = 742,144.50/x
3. Step 3: Cross multiply
   475,323x = 742,144.50 × 742,144.50
4. Step 4: Simplify right side
   475,323x = 550,778,458,880.25
5. Step 5: Solve for x
   x = 550,778,458,880.25/475,323
6. Step 6: Final answer
   x = 1,158,745.65