Finding the Fourth Proportional to 116,113.29, 160,223.53 and 65,115.53

Step by Step Solution

1. Step 1: Write the proportion equation
   116,113.29 : 160,223.53 = 65,115.53 : x
2. Step 2: Convert to fraction form
   116,113.29/160,223.53 = 65,115.53/x
3. Step 3: Cross multiply
   116,113.29x = 160,223.53 × 65,115.53
4. Step 4: Simplify right side
   116,113.29x = 10,433,040,062.37
5. Step 5: Solve for x
   x = 10,433,040,062.37/116,113.29
6. Step 6: Final answer
   x = 89,852.24