Finding the Third Proportional to 887,174 and 1,329,257

Step by Step Solution

1. Step 1: Write the proportion equation
   887,174 : 1,329,257 = 1,329,257 : x
2. Step 2: Convert to fraction form
   887,174/1,329,257 = 1,329,257/x
3. Step 3: Cross multiply
   887,174x = 1,329,257 × 1,329,257
4. Step 4: Simplify right side
   887,174x = 1,766,924,172,049
5. Step 5: Solve for x
   x = 1,766,924,172,049/887,174
6. Step 6: Final answer
   x = 1,991,632.05