Finding the Fourth Proportional to 116,556.25, 160,847.39 and 65,569.01

Step by Step Solution

1. Step 1: Write the proportion equation
   116,556.25 : 160,847.39 = 65,569.01 : x
2. Step 2: Convert to fraction form
   116,556.25/160,847.39 = 65,569.01/x
3. Step 3: Cross multiply
   116,556.25x = 160,847.39 × 65,569.01
4. Step 4: Simplify right side
   116,556.25x = 10,546,604,697.59
5. Step 5: Solve for x
   x = 10,546,604,697.59/116,556.25
6. Step 6: Final answer
   x = 90,485.11