Finding the Fourth Proportional to 116,462.13, 160,716.78 and 65,475.09

Step by Step Solution

1. Step 1: Write the proportion equation
   116,462.13 : 160,716.78 = 65,475.09 : x
2. Step 2: Convert to fraction form
   116,462.13/160,716.78 = 65,475.09/x
3. Step 3: Cross multiply
   116,462.13x = 160,716.78 × 65,475.09
4. Step 4: Simplify right side
   116,462.13x = 10,522,945,635.01
5. Step 5: Solve for x
   x = 10,522,945,635.01/116,462.13
6. Step 6: Final answer
   x = 90,355.08