Finding the Third Proportional to 187,536 and 404,398.50

Step by Step Solution

1. Step 1: Write the proportion equation
   187,536 : 404,398.50 = 404,398.50 : x
2. Step 2: Convert to fraction form
   187,536/404,398.50 = 404,398.50/x
3. Step 3: Cross multiply
   187,536x = 404,398.50 × 404,398.50
4. Step 4: Simplify right side
   187,536x = 163,538,146,802.25
5. Step 5: Solve for x
   x = 163,538,146,802.25/187,536
6. Step 6: Final answer
   x = 872,036.02