Finding the Fourth Proportional to 111,055.32, 166,544.02 and 31,071.80

Step by Step Solution

1. Step 1: Write the proportion equation
   111,055.32 : 166,544.02 = 31,071.80 : x
2. Step 2: Convert to fraction form
   111,055.32/166,544.02 = 31,071.80/x
3. Step 3: Cross multiply
   111,055.32x = 166,544.02 × 31,071.80
4. Step 4: Simplify right side
   111,055.32x = 5,174,822,761.06
5. Step 5: Solve for x
   x = 5,174,822,761.06/111,055.32
6. Step 6: Final answer
   x = 46,596.80