Finding the Fourth Proportional to 42,156.29, 58,187.81 and 27,826.58

Step by Step Solution

1. Step 1: Write the proportion equation
   42,156.29 : 58,187.81 = 27,826.58 : x
2. Step 2: Convert to fraction form
   42,156.29/58,187.81 = 27,826.58/x
3. Step 3: Cross multiply
   42,156.29x = 58,187.81 × 27,826.58
4. Step 4: Simplify right side
   42,156.29x = 1,619,167,749.99
5. Step 5: Solve for x
   x = 1,619,167,749.99/42,156.29
6. Step 6: Final answer
   x = 38,408.69