Finding the Fourth Proportional to 116,224.54, 160,377.54 and 65,242.89

Step by Step Solution

1. Step 1: Write the proportion equation
   116,224.54 : 160,377.54 = 65,242.89 : x
2. Step 2: Convert to fraction form
   116,224.54/160,377.54 = 65,242.89/x
3. Step 3: Cross multiply
   116,224.54x = 160,377.54 × 65,242.89
4. Step 4: Simplify right side
   116,224.54x = 10,463,493,398.80
5. Step 5: Solve for x
   x = 10,463,493,398.80/116,224.54
6. Step 6: Final answer
   x = 90,028.26