Finding the Third Proportional to 187,532 and 404,386

Step by Step Solution

1. Step 1: Write the proportion equation
   187,532 : 404,386 = 404,386 : x
2. Step 2: Convert to fraction form
   187,532/404,386 = 404,386/x
3. Step 3: Cross multiply
   187,532x = 404,386 × 404,386
4. Step 4: Simplify right side
   187,532x = 163,528,036,996
5. Step 5: Solve for x
   x = 163,528,036,996/187,532
6. Step 6: Final answer
   x = 872,000.71