Finding the Third Proportional to 584,786 and 1,281,253

Step by Step Solution

1. Step 1: Write the proportion equation
   584,786 : 1,281,253 = 1,281,253 : x
2. Step 2: Convert to fraction form
   584,786/1,281,253 = 1,281,253/x
3. Step 3: Cross multiply
   584,786x = 1,281,253 × 1,281,253
4. Step 4: Simplify right side
   584,786x = 1,641,609,250,009
5. Step 5: Solve for x
   x = 1,641,609,250,009/584,786
6. Step 6: Final answer
   x = 2,807,196.56