Finding the Third Proportional to 193,572 and 404,886

Step by Step Solution

1. Step 1: Write the proportion equation
   193,572 : 404,886 = 404,886 : x
2. Step 2: Convert to fraction form
   193,572/404,886 = 404,886/x
3. Step 3: Cross multiply
   193,572x = 404,886 × 404,886
4. Step 4: Simplify right side
   193,572x = 163,932,672,996
5. Step 5: Solve for x
   x = 163,932,672,996/193,572
6. Step 6: Final answer
   x = 846,882.16