Finding the Third Proportional to 647,258 and 1,004,964

Step by Step Solution

1. Step 1: Write the proportion equation
   647,258 : 1,004,964 = 1,004,964 : x
2. Step 2: Convert to fraction form
   647,258/1,004,964 = 1,004,964/x
3. Step 3: Cross multiply
   647,258x = 1,004,964 × 1,004,964
4. Step 4: Simplify right side
   647,258x = 1,009,952,641,296
5. Step 5: Solve for x
   x = 1,009,952,641,296/647,258
6. Step 6: Final answer
   x = 1,560,355.59