Finding the Third Proportional to 424,105.88 and 914,636.25

Step by Step Solution

1. Step 1: Write the proportion equation
   424,105.88 : 914,636.25 = 914,636.25 : x
2. Step 2: Convert to fraction form
   424,105.88/914,636.25 = 914,636.25/x
3. Step 3: Cross multiply
   424,105.88x = 914,636.25 × 914,636.25
4. Step 4: Simplify right side
   424,105.88x = 836,559,469,814.06
5. Step 5: Solve for x
   x = 836,559,469,814.06/424,105.88
6. Step 6: Final answer
   x = 1,972,525.07