Finding the Fourth Proportional to 55,785.39, 76,973 and 33,131.48

Step by Step Solution

1. Step 1: Write the proportion equation
   55,785.39 : 76,973 = 33,131.48 : x
2. Step 2: Convert to fraction form
   55,785.39/76,973 = 33,131.48/x
3. Step 3: Cross multiply
   55,785.39x = 76,973 × 33,131.48
4. Step 4: Simplify right side
   55,785.39x = 2,550,229,410.04
5. Step 5: Solve for x
   x = 2,550,229,410.04/55,785.39
6. Step 6: Final answer
   x = 45,715.01