Finding the Fourth Proportional to 55,284.09, 82,867.02 and 31,540.49

Step by Step Solution

1. Step 1: Write the proportion equation
   55,284.09 : 82,867.02 = 31,540.49 : x
2. Step 2: Convert to fraction form
   55,284.09/82,867.02 = 31,540.49/x
3. Step 3: Cross multiply
   55,284.09x = 82,867.02 × 31,540.49
4. Step 4: Simplify right side
   55,284.09x = 2,613,666,001.30
5. Step 5: Solve for x
   x = 2,613,666,001.30/55,284.09
6. Step 6: Final answer
   x = 47,277.00