Finding the Third Proportional to 185,255 and 287,034.50

Step by Step Solution

1. Step 1: Write the proportion equation
   185,255 : 287,034.50 = 287,034.50 : x
2. Step 2: Convert to fraction form
   185,255/287,034.50 = 287,034.50/x
3. Step 3: Cross multiply
   185,255x = 287,034.50 × 287,034.50
4. Step 4: Simplify right side
   185,255x = 82,388,804,190.25
5. Step 5: Solve for x
   x = 82,388,804,190.25/185,255
6. Step 6: Final answer
   x = 444,731.88