Finding the Fourth Proportional to 555,105.93, 766,052.52 and 325,667.25

Step by Step Solution

1. Step 1: Write the proportion equation
   555,105.93 : 766,052.52 = 325,667.25 : x
2. Step 2: Convert to fraction form
   555,105.93/766,052.52 = 325,667.25/x
3. Step 3: Cross multiply
   555,105.93x = 766,052.52 × 325,667.25
4. Step 4: Simplify right side
   555,105.93x = 249,478,217,543.97
5. Step 5: Solve for x
   x = 249,478,217,543.97/555,105.93
6. Step 6: Final answer
   x = 449,424.52