Finding the Fourth Proportional to 116,468.84, 160,726 and 65,481.79

Step by Step Solution

1. Step 1: Write the proportion equation
   116,468.84 : 160,726 = 65,481.79 : x
2. Step 2: Convert to fraction form
   116,468.84/160,726 = 65,481.79/x
3. Step 3: Cross multiply
   116,468.84x = 160,726 × 65,481.79
4. Step 4: Simplify right side
   116,468.84x = 10,524,626,179.54
5. Step 5: Solve for x
   x = 10,524,626,179.54/116,468.84
6. Step 6: Final answer
   x = 90,364.31