Finding the Third Proportional to 883,278 and 1,915,920

Step by Step Solution

1. Step 1: Write the proportion equation
   883,278 : 1,915,920 = 1,915,920 : x
2. Step 2: Convert to fraction form
   883,278/1,915,920 = 1,915,920/x
3. Step 3: Cross multiply
   883,278x = 1,915,920 × 1,915,920
4. Step 4: Simplify right side
   883,278x = 3,670,749,446,400
5. Step 5: Solve for x
   x = 3,670,749,446,400/883,278
6. Step 6: Final answer
   x = 4,155,825.74