Finding the Third Proportional to 890,233 and 1,886,413

Step by Step Solution

1. Step 1: Write the proportion equation
   890,233 : 1,886,413 = 1,886,413 : x
2. Step 2: Convert to fraction form
   890,233/1,886,413 = 1,886,413/x
3. Step 3: Cross multiply
   890,233x = 1,886,413 × 1,886,413
4. Step 4: Simplify right side
   890,233x = 3,558,554,006,569
5. Step 5: Solve for x
   x = 3,558,554,006,569/890,233
6. Step 6: Final answer
   x = 3,997,328.80