Finding the Third Proportional to 191,244 and 404,376

Step by Step Solution

1. Step 1: Write the proportion equation
   191,244 : 404,376 = 404,376 : x
2. Step 2: Convert to fraction form
   191,244/404,376 = 404,376/x
3. Step 3: Cross multiply
   191,244x = 404,376 × 404,376
4. Step 4: Simplify right side
   191,244x = 163,519,949,376
5. Step 5: Solve for x
   x = 163,519,949,376/191,244
6. Step 6: Final answer
   x = 855,033.10