Finding the Third Proportional to 864,384 and 1,798,080

Step by Step Solution

1. Step 1: Write the proportion equation
   864,384 : 1,798,080 = 1,798,080 : x
2. Step 2: Convert to fraction form
   864,384/1,798,080 = 1,798,080/x
3. Step 3: Cross multiply
   864,384x = 1,798,080 × 1,798,080
4. Step 4: Simplify right side
   864,384x = 3,233,091,686,400
5. Step 5: Solve for x
   x = 3,233,091,686,400/864,384
6. Step 6: Final answer
   x = 3,740,341.89