Finding the Third Proportional to 547,842 and 1,138,692

Step by Step Solution

1. Step 1: Write the proportion equation
   547,842 : 1,138,692 = 1,138,692 : x
2. Step 2: Convert to fraction form
   547,842/1,138,692 = 1,138,692/x
3. Step 3: Cross multiply
   547,842x = 1,138,692 × 1,138,692
4. Step 4: Simplify right side
   547,842x = 1,296,619,470,864
5. Step 5: Solve for x
   x = 1,296,619,470,864/547,842
6. Step 6: Final answer
   x = 2,366,776.32