Finding the Fourth Proportional to 69,658.10, 104,503.38 and 55,480.22

Step by Step Solution

1. Step 1: Write the proportion equation
   69,658.10 : 104,503.38 = 55,480.22 : x
2. Step 2: Convert to fraction form
   69,658.10/104,503.38 = 55,480.22/x
3. Step 3: Cross multiply
   69,658.10x = 104,503.38 × 55,480.22
4. Step 4: Simplify right side
   69,658.10x = 5,797,870,513.14
5. Step 5: Solve for x
   x = 5,797,870,513.14/69,658.10
6. Step 6: Final answer
   x = 83,233.26