Finding the Fourth Proportional to 116,273.25, 160,459.10 and 65,288.82

Step by Step Solution

1. Step 1: Write the proportion equation
   116,273.25 : 160,459.10 = 65,288.82 : x
2. Step 2: Convert to fraction form
   116,273.25/160,459.10 = 65,288.82/x
3. Step 3: Cross multiply
   116,273.25x = 160,459.10 × 65,288.82
4. Step 4: Simplify right side
   116,273.25x = 10,476,185,297.26
5. Step 5: Solve for x
   x = 10,476,185,297.26/116,273.25
6. Step 6: Final answer
   x = 90,099.70