Finding the Fourth Proportional to 31,071.97, 42,881.13 and 23,401.51

Step by Step Solution

1. Step 1: Write the proportion equation
   31,071.97 : 42,881.13 = 23,401.51 : x
2. Step 2: Convert to fraction form
   31,071.97/42,881.13 = 23,401.51/x
3. Step 3: Cross multiply
   31,071.97x = 42,881.13 × 23,401.51
4. Step 4: Simplify right side
   31,071.97x = 1,003,483,192.51
5. Step 5: Solve for x
   x = 1,003,483,192.51/31,071.97
6. Step 6: Final answer
   x = 32,295.45