Finding the Fourth Proportional to 69,123.14, 103,698.27 and 31,684.13

Step by Step Solution

1. Step 1: Write the proportion equation
   69,123.14 : 103,698.27 = 31,684.13 : x
2. Step 2: Convert to fraction form
   69,123.14/103,698.27 = 31,684.13/x
3. Step 3: Cross multiply
   69,123.14x = 103,698.27 × 31,684.13
4. Step 4: Simplify right side
   69,123.14x = 3,285,589,467.46
5. Step 5: Solve for x
   x = 3,285,589,467.46/69,123.14
6. Step 6: Final answer
   x = 47,532.41