Finding the Third Proportional to 472,623 and 705,844.50

Step by Step Solution

1. Step 1: Write the proportion equation
   472,623 : 705,844.50 = 705,844.50 : x
2. Step 2: Convert to fraction form
   472,623/705,844.50 = 705,844.50/x
3. Step 3: Cross multiply
   472,623x = 705,844.50 × 705,844.50
4. Step 4: Simplify right side
   472,623x = 498,216,458,180.25
5. Step 5: Solve for x
   x = 498,216,458,180.25/472,623
6. Step 6: Final answer
   x = 1,054,151.95