Finding the Fourth Proportional to 241,460.72, 361,969.34 and 83,578.76

Step by Step Solution

1. Step 1: Write the proportion equation
   241,460.72 : 361,969.34 = 83,578.76 : x
2. Step 2: Convert to fraction form
   241,460.72/361,969.34 = 83,578.76/x
3. Step 3: Cross multiply
   241,460.72x = 361,969.34 × 83,578.76
4. Step 4: Simplify right side
   241,460.72x = 30,252,948,595.22
5. Step 5: Solve for x
   x = 30,252,948,595.22/241,460.72
6. Step 6: Final answer
   x = 125,291.39