Finding the Fourth Proportional to 31,073.56, 46,634.94 and 13,555.69

Step by Step Solution

1. Step 1: Write the proportion equation
   31,073.56 : 46,634.94 = 13,555.69 : x
2. Step 2: Convert to fraction form
   31,073.56/46,634.94 = 13,555.69/x
3. Step 3: Cross multiply
   31,073.56x = 46,634.94 × 13,555.69
4. Step 4: Simplify right side
   31,073.56x = 632,168,673.22
5. Step 5: Solve for x
   x = 632,168,673.22/31,073.56
6. Step 6: Final answer
   x = 20,344.26