Finding the Third Proportional to 185,252 and 287,030

Step by Step Solution

1. Step 1: Write the proportion equation
   185,252 : 287,030 = 287,030 : x
2. Step 2: Convert to fraction form
   185,252/287,030 = 287,030/x
3. Step 3: Cross multiply
   185,252x = 287,030 × 287,030
4. Step 4: Simplify right side
   185,252x = 82,386,220,900
5. Step 5: Solve for x
   x = 82,386,220,900/185,252
6. Step 6: Final answer
   x = 444,725.14