Finding the Third Proportional to 429,156 and 923,760

Step by Step Solution

1. Step 1: Write the proportion equation
   429,156 : 923,760 = 923,760 : x
2. Step 2: Convert to fraction form
   429,156/923,760 = 923,760/x
3. Step 3: Cross multiply
   429,156x = 923,760 × 923,760
4. Step 4: Simplify right side
   429,156x = 853,332,537,600
5. Step 5: Solve for x
   x = 853,332,537,600/429,156
6. Step 6: Final answer
   x = 1,988,397.08