Finding the Third Proportional to 1,038,573 and 2,159,703

Step by Step Solution

1. Step 1: Write the proportion equation
   1,038,573 : 2,159,703 = 2,159,703 : x
2. Step 2: Convert to fraction form
   1,038,573/2,159,703 = 2,159,703/x
3. Step 3: Cross multiply
   1,038,573x = 2,159,703 × 2,159,703
4. Step 4: Simplify right side
   1,038,573x = 4,664,317,048,209
5. Step 5: Solve for x
   x = 4,664,317,048,209/1,038,573
6. Step 6: Final answer
   x = 4,491,082.52