Finding the Fourth Proportional to 107,049.48, 147,645.12 and 73,085.34

Step by Step Solution

1. Step 1: Write the proportion equation
   107,049.48 : 147,645.12 = 73,085.34 : x
2. Step 2: Convert to fraction form
   107,049.48/147,645.12 = 73,085.34/x
3. Step 3: Cross multiply
   107,049.48x = 147,645.12 × 73,085.34
4. Step 4: Simplify right side
   107,049.48x = 10,790,693,794.54
5. Step 5: Solve for x
   x = 10,790,693,794.54/107,049.48
6. Step 6: Final answer
   x = 100,800.99