Finding the Fourth Proportional to 31,081.45, 42,887.61 and 17,466.81

Step by Step Solution

1. Step 1: Write the proportion equation
   31,081.45 : 42,887.61 = 17,466.81 : x
2. Step 2: Convert to fraction form
   31,081.45/42,887.61 = 17,466.81/x
3. Step 3: Cross multiply
   31,081.45x = 42,887.61 × 17,466.81
4. Step 4: Simplify right side
   31,081.45x = 749,109,735.22
5. Step 5: Solve for x
   x = 749,109,735.22/31,081.45
6. Step 6: Final answer
   x = 24,101.51