Finding the Third Proportional to 424,196 and 914,810

Step by Step Solution

1. Step 1: Write the proportion equation
   424,196 : 914,810 = 914,810 : x
2. Step 2: Convert to fraction form
   424,196/914,810 = 914,810/x
3. Step 3: Cross multiply
   424,196x = 914,810 × 914,810
4. Step 4: Simplify right side
   424,196x = 836,877,336,100
5. Step 5: Solve for x
   x = 836,877,336,100/424,196
6. Step 6: Final answer
   x = 1,972,855.32