Finding the Third Proportional to 834,820 and 1,827,080

Step by Step Solution

1. Step 1: Write the proportion equation
   834,820 : 1,827,080 = 1,827,080 : x
2. Step 2: Convert to fraction form
   834,820/1,827,080 = 1,827,080/x
3. Step 3: Cross multiply
   834,820x = 1,827,080 × 1,827,080
4. Step 4: Simplify right side
   834,820x = 3,338,221,326,400
5. Step 5: Solve for x
   x = 3,338,221,326,400/834,820
6. Step 6: Final answer
   x = 3,998,731.85