Finding the Fourth Proportional to 107,456.73, 148,186.56 and 71,141.59

Step by Step Solution

1. Step 1: Write the proportion equation
   107,456.73 : 148,186.56 = 71,141.59 : x
2. Step 2: Convert to fraction form
   107,456.73/148,186.56 = 71,141.59/x
3. Step 3: Cross multiply
   107,456.73x = 148,186.56 × 71,141.59
4. Step 4: Simplify right side
   107,456.73x = 10,542,227,947.04
5. Step 5: Solve for x
   x = 10,542,227,947.04/107,456.73
6. Step 6: Final answer
   x = 98,106.73