Finding the Third Proportional to 748,458 and 1,804,478

Step by Step Solution

1. Step 1: Write the proportion equation
   748,458 : 1,804,478 = 1,804,478 : x
2. Step 2: Convert to fraction form
   748,458/1,804,478 = 1,804,478/x
3. Step 3: Cross multiply
   748,458x = 1,804,478 × 1,804,478
4. Step 4: Simplify right side
   748,458x = 3,256,140,852,484
5. Step 5: Solve for x
   x = 3,256,140,852,484/748,458
6. Step 6: Final answer
   x = 4,350,465.69