Finding the Fourth Proportional to 658,111.73, 907,315.92 and 522,594.27

Step by Step Solution

1. Step 1: Write the proportion equation
   658,111.73 : 907,315.92 = 522,594.27 : x
2. Step 2: Convert to fraction form
   658,111.73/907,315.92 = 522,594.27/x
3. Step 3: Cross multiply
   658,111.73x = 907,315.92 × 522,594.27
4. Step 4: Simplify right side
   658,111.73x = 474,158,100,871.78
5. Step 5: Solve for x
   x = 474,158,100,871.78/658,111.73
6. Step 6: Final answer
   x = 720,482.68