Finding the Fourth Proportional to 69,048.12, 103,603.32 and 31,106.83

Step by Step Solution

1. Step 1: Write the proportion equation
   69,048.12 : 103,603.32 = 31,106.83 : x
2. Step 2: Convert to fraction form
   69,048.12/103,603.32 = 31,106.83/x
3. Step 3: Cross multiply
   69,048.12x = 103,603.32 × 31,106.83
4. Step 4: Simplify right side
   69,048.12x = 3,222,770,593.85
5. Step 5: Solve for x
   x = 3,222,770,593.85/69,048.12
6. Step 6: Final answer
   x = 46,674.27