Finding the Third Proportional to 187,550 and 442,458

Step by Step Solution

1. Step 1: Write the proportion equation
   187,550 : 442,458 = 442,458 : x
2. Step 2: Convert to fraction form
   187,550/442,458 = 442,458/x
3. Step 3: Cross multiply
   187,550x = 442,458 × 442,458
4. Step 4: Simplify right side
   187,550x = 195,769,081,764
5. Step 5: Solve for x
   x = 195,769,081,764/187,550
6. Step 6: Final answer
   x = 1,043,823.42