Finding the Third Proportional to 421,986 and 924,012

Step by Step Solution

1. Step 1: Write the proportion equation
   421,986 : 924,012 = 924,012 : x
2. Step 2: Convert to fraction form
   421,986/924,012 = 924,012/x
3. Step 3: Cross multiply
   421,986x = 924,012 × 924,012
4. Step 4: Simplify right side
   421,986x = 853,798,176,144
5. Step 5: Solve for x
   x = 853,798,176,144/421,986
6. Step 6: Final answer
   x = 2,023,285.55