Finding the Fourth Proportional to 124,498.26, 186,864.03 and 57,984.30

Step by Step Solution

1. Step 1: Write the proportion equation
   124,498.26 : 186,864.03 = 57,984.30 : x
2. Step 2: Convert to fraction form
   124,498.26/186,864.03 = 57,984.30/x
3. Step 3: Cross multiply
   124,498.26x = 186,864.03 × 57,984.30
4. Step 4: Simplify right side
   124,498.26x = 10,835,179,974.73
5. Step 5: Solve for x
   x = 10,835,179,974.73/124,498.26
6. Step 6: Final answer
   x = 87,030.77