Finding the Fourth Proportional to 116,097.34, 160,216.14 and 65,121.39

Step by Step Solution

1. Step 1: Write the proportion equation
   116,097.34 : 160,216.14 = 65,121.39 : x
2. Step 2: Convert to fraction form
   116,097.34/160,216.14 = 65,121.39/x
3. Step 3: Cross multiply
   116,097.34x = 160,216.14 × 65,121.39
4. Step 4: Simplify right side
   116,097.34x = 10,433,497,737.23
5. Step 5: Solve for x
   x = 10,433,497,737.23/116,097.34
6. Step 6: Final answer
   x = 89,868.53