Finding the Third Proportional to 187,848 and 442,988

Step by Step Solution

1. Step 1: Write the proportion equation
   187,848 : 442,988 = 442,988 : x
2. Step 2: Convert to fraction form
   187,848/442,988 = 442,988/x
3. Step 3: Cross multiply
   187,848x = 442,988 × 442,988
4. Step 4: Simplify right side
   187,848x = 196,238,368,144
5. Step 5: Solve for x
   x = 196,238,368,144/187,848
6. Step 6: Final answer
   x = 1,044,665.73