Finding the Fourth Proportional to 42,139.83, 58,144.40 and 26,832.54

Step by Step Solution

1. Step 1: Write the proportion equation
   42,139.83 : 58,144.40 = 26,832.54 : x
2. Step 2: Convert to fraction form
   42,139.83/58,144.40 = 26,832.54/x
3. Step 3: Cross multiply
   42,139.83x = 58,144.40 × 26,832.54
4. Step 4: Simplify right side
   42,139.83x = 1,560,161,804.61
5. Step 5: Solve for x
   x = 1,560,161,804.61/42,139.83
6. Step 6: Final answer
   x = 37,023.45