Finding the Fourth Proportional to 116,288.33, 160,475.81 and 65,301.44

Step by Step Solution

1. Step 1: Write the proportion equation
   116,288.33 : 160,475.81 = 65,301.44 : x
2. Step 2: Convert to fraction form
   116,288.33/160,475.81 = 65,301.44/x
3. Step 3: Cross multiply
   116,288.33x = 160,475.81 × 65,301.44
4. Step 4: Simplify right side
   116,288.33x = 10,479,300,349.28
5. Step 5: Solve for x
   x = 10,479,300,349.28/116,288.33
6. Step 6: Final answer
   x = 90,114.81