Finding the Third Proportional to 424,245 and 914,910

Step by Step Solution

1. Step 1: Write the proportion equation
   424,245 : 914,910 = 914,910 : x
2. Step 2: Convert to fraction form
   424,245/914,910 = 914,910/x
3. Step 3: Cross multiply
   424,245x = 914,910 × 914,910
4. Step 4: Simplify right side
   424,245x = 837,060,308,100
5. Step 5: Solve for x
   x = 837,060,308,100/424,245
6. Step 6: Final answer
   x = 1,973,058.75