Finding the Third Proportional to 424,140 and 924,488

Step by Step Solution

1. Step 1: Write the proportion equation
   424,140 : 924,488 = 924,488 : x
2. Step 2: Convert to fraction form
   424,140/924,488 = 924,488/x
3. Step 3: Cross multiply
   424,140x = 924,488 × 924,488
4. Step 4: Simplify right side
   424,140x = 854,678,062,144
5. Step 5: Solve for x
   x = 854,678,062,144/424,140
6. Step 6: Final answer
   x = 2,015,084.79