Finding the Fourth Proportional to 1,013,067.58, 1,398,067.81 and 577,549.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,013,067.58 : 1,398,067.81 = 577,549.34 : x
2. Step 2: Convert to fraction form
   1,013,067.58/1,398,067.81 = 577,549.34/x
3. Step 3: Cross multiply
   1,013,067.58x = 1,398,067.81 × 577,549.34
4. Step 4: Simplify right side
   1,013,067.58x = 807,453,140,940.75
5. Step 5: Solve for x
   x = 807,453,140,940.75/1,013,067.58
6. Step 6: Final answer
   x = 797,037.79