Finding the Third Proportional to 604,641.50 and 874,054

Step by Step Solution

1. Step 1: Write the proportion equation
   604,641.50 : 874,054 = 874,054 : x
2. Step 2: Convert to fraction form
   604,641.50/874,054 = 874,054/x
3. Step 3: Cross multiply
   604,641.50x = 874,054 × 874,054
4. Step 4: Simplify right side
   604,641.50x = 763,970,394,916
5. Step 5: Solve for x
   x = 763,970,394,916/604,641.50
6. Step 6: Final answer
   x = 1,263,509.69