Finding the Third Proportional to 481,392 and 748,404

Step by Step Solution

1. Step 1: Write the proportion equation
   481,392 : 748,404 = 748,404 : x
2. Step 2: Convert to fraction form
   481,392/748,404 = 748,404/x
3. Step 3: Cross multiply
   481,392x = 748,404 × 748,404
4. Step 4: Simplify right side
   481,392x = 560,108,547,216
5. Step 5: Solve for x
   x = 560,108,547,216/481,392
6. Step 6: Final answer
   x = 1,163,518.60