Finding the Fourth Proportional to 1,359,802.99, 2,039,365.35 and 400,067.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,359,802.99 : 2,039,365.35 = 400,067.61 : x
2. Step 2: Convert to fraction form
   1,359,802.99/2,039,365.35 = 400,067.61/x
3. Step 3: Cross multiply
   1,359,802.99x = 2,039,365.35 × 400,067.61
4. Step 4: Simplify right side
   1,359,802.99x = 815,884,013,843.69
5. Step 5: Solve for x
   x = 815,884,013,843.69/1,359,802.99
6. Step 6: Final answer
   x = 600,001.63