Finding the Third Proportional to 434,238 and 898,071

Step by Step Solution

1. Step 1: Write the proportion equation
   434,238 : 898,071 = 898,071 : x
2. Step 2: Convert to fraction form
   434,238/898,071 = 898,071/x
3. Step 3: Cross multiply
   434,238x = 898,071 × 898,071
4. Step 4: Simplify right side
   434,238x = 806,531,521,041
5. Step 5: Solve for x
   x = 806,531,521,041/434,238
6. Step 6: Final answer
   x = 1,857,349.01