Finding the Third Proportional to 372,947 and 573,578.50

Step by Step Solution

1. Step 1: Write the proportion equation
   372,947 : 573,578.50 = 573,578.50 : x
2. Step 2: Convert to fraction form
   372,947/573,578.50 = 573,578.50/x
3. Step 3: Cross multiply
   372,947x = 573,578.50 × 573,578.50
4. Step 4: Simplify right side
   372,947x = 328,992,295,662.25
5. Step 5: Solve for x
   x = 328,992,295,662.25/372,947
6. Step 6: Final answer
   x = 882,142.22