Finding the Third Proportional to 415,422.50 and 903,745

Step by Step Solution

1. Step 1: Write the proportion equation
   415,422.50 : 903,745 = 903,745 : x
2. Step 2: Convert to fraction form
   415,422.50/903,745 = 903,745/x
3. Step 3: Cross multiply
   415,422.50x = 903,745 × 903,745
4. Step 4: Simplify right side
   415,422.50x = 816,755,025,025
5. Step 5: Solve for x
   x = 816,755,025,025/415,422.50
6. Step 6: Final answer
   x = 1,966,082.78