Finding the Third Proportional to 424,158 and 909,033.75

Step by Step Solution

1. Step 1: Write the proportion equation
   424,158 : 909,033.75 = 909,033.75 : x
2. Step 2: Convert to fraction form
   424,158/909,033.75 = 909,033.75/x
3. Step 3: Cross multiply
   424,158x = 909,033.75 × 909,033.75
4. Step 4: Simplify right side
   424,158x = 826,342,358,639.06
5. Step 5: Solve for x
   x = 826,342,358,639.06/424,158
6. Step 6: Final answer
   x = 1,948,194.68