Finding the Third Proportional to 1,267,920 and 1,880,928

Step by Step Solution

1. Step 1: Write the proportion equation
   1,267,920 : 1,880,928 = 1,880,928 : x
2. Step 2: Convert to fraction form
   1,267,920/1,880,928 = 1,880,928/x
3. Step 3: Cross multiply
   1,267,920x = 1,880,928 × 1,880,928
4. Step 4: Simplify right side
   1,267,920x = 3,537,890,141,184
5. Step 5: Solve for x
   x = 3,537,890,141,184/1,267,920
6. Step 6: Final answer
   x = 2,790,310.23