Finding the Third Proportional to 533,393 and 1,259,123

Step by Step Solution

1. Step 1: Write the proportion equation
   533,393 : 1,259,123 = 1,259,123 : x
2. Step 2: Convert to fraction form
   533,393/1,259,123 = 1,259,123/x
3. Step 3: Cross multiply
   533,393x = 1,259,123 × 1,259,123
4. Step 4: Simplify right side
   533,393x = 1,585,390,729,129
5. Step 5: Solve for x
   x = 1,585,390,729,129/533,393
6. Step 6: Final answer
   x = 2,972,275.09