Finding the Fourth Proportional to 83,547.82, 124,453.55 and 79,020.73

Step by Step Solution

1. Step 1: Write the proportion equation
   83,547.82 : 124,453.55 = 79,020.73 : x
2. Step 2: Convert to fraction form
   83,547.82/124,453.55 = 79,020.73/x
3. Step 3: Cross multiply
   83,547.82x = 124,453.55 × 79,020.73
4. Step 4: Simplify right side
   83,547.82x = 9,834,410,372.09
5. Step 5: Solve for x
   x = 9,834,410,372.09/83,547.82
6. Step 6: Final answer
   x = 117,709.96