Finding the Fourth Proportional to 83,005.56, 124,556.94 and 30,418.74

Step by Step Solution

1. Step 1: Write the proportion equation
   83,005.56 : 124,556.94 = 30,418.74 : x
2. Step 2: Convert to fraction form
   83,005.56/124,556.94 = 30,418.74/x
3. Step 3: Cross multiply
   83,005.56x = 124,556.94 × 30,418.74
4. Step 4: Simplify right side
   83,005.56x = 3,788,865,173.06
5. Step 5: Solve for x
   x = 3,788,865,173.06/83,005.56
6. Step 6: Final answer
   x = 45,645.92