Finding the Fourth Proportional to 119,706.94, 165,196.70 and 65,993.88

Step by Step Solution

1. Step 1: Write the proportion equation
   119,706.94 : 165,196.70 = 65,993.88 : x
2. Step 2: Convert to fraction form
   119,706.94/165,196.70 = 65,993.88/x
3. Step 3: Cross multiply
   119,706.94x = 165,196.70 × 65,993.88
4. Step 4: Simplify right side
   119,706.94x = 10,901,971,196.20
5. Step 5: Solve for x
   x = 10,901,971,196.20/119,706.94
6. Step 6: Final answer
   x = 91,072.17