Finding the Third Proportional to 898,058 and 1,920,640

Step by Step Solution

1. Step 1: Write the proportion equation
   898,058 : 1,920,640 = 1,920,640 : x
2. Step 2: Convert to fraction form
   898,058/1,920,640 = 1,920,640/x
3. Step 3: Cross multiply
   898,058x = 1,920,640 × 1,920,640
4. Step 4: Simplify right side
   898,058x = 3,688,858,009,600
5. Step 5: Solve for x
   x = 3,688,858,009,600/898,058
6. Step 6: Final answer
   x = 4,107,594.40