Finding the Third Proportional to 976,583 and 2,142,258

Step by Step Solution

1. Step 1: Write the proportion equation
   976,583 : 2,142,258 = 2,142,258 : x
2. Step 2: Convert to fraction form
   976,583/2,142,258 = 2,142,258/x
3. Step 3: Cross multiply
   976,583x = 2,142,258 × 2,142,258
4. Step 4: Simplify right side
   976,583x = 4,589,269,338,564
5. Step 5: Solve for x
   x = 4,589,269,338,564/976,583
6. Step 6: Final answer
   x = 4,699,313.15