Finding the Fourth Proportional to 958,665.38, 1,322,965.32 and 528,961.46

Step by Step Solution

1. Step 1: Write the proportion equation
   958,665.38 : 1,322,965.32 = 528,961.46 : x
2. Step 2: Convert to fraction form
   958,665.38/1,322,965.32 = 528,961.46/x
3. Step 3: Cross multiply
   958,665.38x = 1,322,965.32 × 528,961.46
4. Step 4: Simplify right side
   958,665.38x = 699,797,667,196.57
5. Step 5: Solve for x
   x = 699,797,667,196.57/958,665.38
6. Step 6: Final answer
   x = 729,970.73