Finding the Fourth Proportional to 119,205.41, 164,503.81 and 65,491.47

Step by Step Solution

1. Step 1: Write the proportion equation
   119,205.41 : 164,503.81 = 65,491.47 : x
2. Step 2: Convert to fraction form
   119,205.41/164,503.81 = 65,491.47/x
3. Step 3: Cross multiply
   119,205.41x = 164,503.81 × 65,491.47
4. Step 4: Simplify right side
   119,205.41x = 10,773,596,419.37
5. Step 5: Solve for x
   x = 10,773,596,419.37/119,205.41
6. Step 6: Final answer
   x = 90,378.42