Finding the Third Proportional to 583,120 and 1,262,960

Step by Step Solution

1. Step 1: Write the proportion equation
   583,120 : 1,262,960 = 1,262,960 : x
2. Step 2: Convert to fraction form
   583,120/1,262,960 = 1,262,960/x
3. Step 3: Cross multiply
   583,120x = 1,262,960 × 1,262,960
4. Step 4: Simplify right side
   583,120x = 1,595,067,961,600
5. Step 5: Solve for x
   x = 1,595,067,961,600/583,120
6. Step 6: Final answer
   x = 2,735,402.60