Finding the Third Proportional to 1,320,225 and 1,983,258

Step by Step Solution

1. Step 1: Write the proportion equation
   1,320,225 : 1,983,258 = 1,983,258 : x
2. Step 2: Convert to fraction form
   1,320,225/1,983,258 = 1,983,258/x
3. Step 3: Cross multiply
   1,320,225x = 1,983,258 × 1,983,258
4. Step 4: Simplify right side
   1,320,225x = 3,933,312,294,564
5. Step 5: Solve for x
   x = 3,933,312,294,564/1,320,225
6. Step 6: Final answer
   x = 2,979,274.21