Finding the Fourth Proportional to 42,156.16, 58,187.64 and 27,826.46

Step by Step Solution

1. Step 1: Write the proportion equation
   42,156.16 : 58,187.64 = 27,826.46 : x
2. Step 2: Convert to fraction form
   42,156.16/58,187.64 = 27,826.46/x
3. Step 3: Cross multiply
   42,156.16x = 58,187.64 × 27,826.46
4. Step 4: Simplify right side
   42,156.16x = 1,619,156,036.95
5. Step 5: Solve for x
   x = 1,619,156,036.95/42,156.16
6. Step 6: Final answer
   x = 38,408.53