Finding the Fourth Proportional to 1,061,208.47, 1,464,465.47 and 577,769.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061,208.47 : 1,464,465.47 = 577,769.38 : x
2. Step 2: Convert to fraction form
   1,061,208.47/1,464,465.47 = 577,769.38/x
3. Step 3: Cross multiply
   1,061,208.47x = 1,464,465.47 × 577,769.38
4. Step 4: Simplify right side
   1,061,208.47x = 846,123,300,083.30
5. Step 5: Solve for x
   x = 846,123,300,083.30/1,061,208.47
6. Step 6: Final answer
   x = 797,320.53