Finding the Fourth Proportional to 107,198.72, 147,930.48 and 59,456.51

Step by Step Solution

1. Step 1: Write the proportion equation
   107,198.72 : 147,930.48 = 59,456.51 : x
2. Step 2: Convert to fraction form
   107,198.72/147,930.48 = 59,456.51/x
3. Step 3: Cross multiply
   107,198.72x = 147,930.48 × 59,456.51
4. Step 4: Simplify right side
   107,198.72x = 8,795,429,323.77
5. Step 5: Solve for x
   x = 8,795,429,323.77/107,198.72
6. Step 6: Final answer
   x = 82,047.90