Finding the Fourth Proportional to 42,229.77, 58,277.82 and 23,111.22

Step by Step Solution

1. Step 1: Write the proportion equation
   42,229.77 : 58,277.82 = 23,111.22 : x
2. Step 2: Convert to fraction form
   42,229.77/58,277.82 = 23,111.22/x
3. Step 3: Cross multiply
   42,229.77x = 58,277.82 × 23,111.22
4. Step 4: Simplify right side
   42,229.77x = 1,346,871,519.14
5. Step 5: Solve for x
   x = 1,346,871,519.14/42,229.77
6. Step 6: Final answer
   x = 31,893.89