Finding the Fourth Proportional to 958,488.29, 1,322,648.39 and 528,775.59

Step by Step Solution

1. Step 1: Write the proportion equation
   958,488.29 : 1,322,648.39 = 528,775.59 : x
2. Step 2: Convert to fraction form
   958,488.29/1,322,648.39 = 528,775.59/x
3. Step 3: Cross multiply
   958,488.29x = 1,322,648.39 × 528,775.59
4. Step 4: Simplify right side
   958,488.29x = 699,384,189,066.67
5. Step 5: Solve for x
   x = 699,384,189,066.67/958,488.29
6. Step 6: Final answer
   x = 729,674.21