Finding the Fourth Proportional to 912,300.04, 1,258,951.84 and 504,391.33

Step by Step Solution

1. Step 1: Write the proportion equation
   912,300.04 : 1,258,951.84 = 504,391.33 : x
2. Step 2: Convert to fraction form
   912,300.04/1,258,951.84 = 504,391.33/x
3. Step 3: Cross multiply
   912,300.04x = 1,258,951.84 × 504,391.33
4. Step 4: Simplify right side
   912,300.04x = 635,004,392,983.55
5. Step 5: Solve for x
   x = 635,004,392,983.55/912,300.04
6. Step 6: Final answer
   x = 696,047.75