Finding the Fourth Proportional to 107,382.47, 148,085.82 and 64,355.67

Step by Step Solution

1. Step 1: Write the proportion equation
   107,382.47 : 148,085.82 = 64,355.67 : x
2. Step 2: Convert to fraction form
   107,382.47/148,085.82 = 64,355.67/x
3. Step 3: Cross multiply
   107,382.47x = 148,085.82 × 64,355.67
4. Step 4: Simplify right side
   107,382.47x = 9,530,162,163.60
5. Step 5: Solve for x
   x = 9,530,162,163.60/107,382.47
6. Step 6: Final answer
   x = 88,749.71