Finding the Fourth Proportional to 308,020.82, 425,484.77 and 232,113.69

Step by Step Solution

1. Step 1: Write the proportion equation
   308,020.82 : 425,484.77 = 232,113.69 : x
2. Step 2: Convert to fraction form
   308,020.82/425,484.77 = 232,113.69/x
3. Step 3: Cross multiply
   308,020.82x = 425,484.77 × 232,113.69
4. Step 4: Simplify right side
   308,020.82x = 98,760,840,003.50
5. Step 5: Solve for x
   x = 98,760,840,003.50/308,020.82
6. Step 6: Final answer
   x = 320,630.40