Finding the Third Proportional to 187,848 and 281,788

Step by Step Solution

1. Step 1: Write the proportion equation
   187,848 : 281,788 = 281,788 : x
2. Step 2: Convert to fraction form
   187,848/281,788 = 281,788/x
3. Step 3: Cross multiply
   187,848x = 281,788 × 281,788
4. Step 4: Simplify right side
   187,848x = 79,404,476,944
5. Step 5: Solve for x
   x = 79,404,476,944/187,848
6. Step 6: Final answer
   x = 422,706.00