Finding the Third Proportional to 791,028 and 1,638,132

Step by Step Solution

1. Step 1: Write the proportion equation
   791,028 : 1,638,132 = 1,638,132 : x
2. Step 2: Convert to fraction form
   791,028/1,638,132 = 1,638,132/x
3. Step 3: Cross multiply
   791,028x = 1,638,132 × 1,638,132
4. Step 4: Simplify right side
   791,028x = 2,683,476,449,424
5. Step 5: Solve for x
   x = 2,683,476,449,424/791,028
6. Step 6: Final answer
   x = 3,392,391.23