Finding the Fourth Proportional to 1,013,066.58, 1,398,066.42 and 577,548.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,013,066.58 : 1,398,066.42 = 577,548.33 : x
2. Step 2: Convert to fraction form
   1,013,066.58/1,398,066.42 = 577,548.33/x
3. Step 3: Cross multiply
   1,013,066.58x = 1,398,066.42 × 577,548.33
4. Step 4: Simplify right side
   1,013,066.58x = 807,450,926,100.08
5. Step 5: Solve for x
   x = 807,450,926,100.08/1,013,066.58
6. Step 6: Final answer
   x = 797,036.39