Finding the Fourth Proportional to 31,911.22, 44,003.01 and 31,185.46

Step by Step Solution

1. Step 1: Write the proportion equation
   31,911.22 : 44,003.01 = 31,185.46 : x
2. Step 2: Convert to fraction form
   31,911.22/44,003.01 = 31,185.46/x
3. Step 3: Cross multiply
   31,911.22x = 44,003.01 × 31,185.46
4. Step 4: Simplify right side
   31,911.22x = 1,372,254,108.23
5. Step 5: Solve for x
   x = 1,372,254,108.23/31,911.22
6. Step 6: Final answer
   x = 43,002.25