Finding the Fourth Proportional to 69,128.94, 103,587.77 and 46,556.15

Step by Step Solution

1. Step 1: Write the proportion equation
   69,128.94 : 103,587.77 = 46,556.15 : x
2. Step 2: Convert to fraction form
   69,128.94/103,587.77 = 46,556.15/x
3. Step 3: Cross multiply
   69,128.94x = 103,587.77 × 46,556.15
4. Step 4: Simplify right side
   69,128.94x = 4,822,647,007.57
5. Step 5: Solve for x
   x = 4,822,647,007.57/69,128.94
6. Step 6: Final answer
   x = 69,763.07