Finding the Fourth Proportional to 983,222.72, 1,355,762.88 and 673,176.33

Step by Step Solution

1. Step 1: Write the proportion equation
   983,222.72 : 1,355,762.88 = 673,176.33 : x
2. Step 2: Convert to fraction form
   983,222.72/1,355,762.88 = 673,176.33/x
3. Step 3: Cross multiply
   983,222.72x = 1,355,762.88 × 673,176.33
4. Step 4: Simplify right side
   983,222.72x = 912,667,479,908.63
5. Step 5: Solve for x
   x = 912,667,479,908.63/983,222.72
6. Step 6: Final answer
   x = 928,240.84