Finding the Fourth Proportional to 82,791.51, 124,205.58 and 30,200.82

Step by Step Solution

1. Step 1: Write the proportion equation
   82,791.51 : 124,205.58 = 30,200.82 : x
2. Step 2: Convert to fraction form
   82,791.51/124,205.58 = 30,200.82/x
3. Step 3: Cross multiply
   82,791.51x = 124,205.58 × 30,200.82
4. Step 4: Simplify right side
   82,791.51x = 3,751,110,364.58
5. Step 5: Solve for x
   x = 3,751,110,364.58/82,791.51
6. Step 6: Final answer
   x = 45,307.91