Finding the Fourth Proportional to 42,444.03, 58,498.62 and 31,089.41

Step by Step Solution

1. Step 1: Write the proportion equation
   42,444.03 : 58,498.62 = 31,089.41 : x
2. Step 2: Convert to fraction form
   42,444.03/58,498.62 = 31,089.41/x
3. Step 3: Cross multiply
   42,444.03x = 58,498.62 × 31,089.41
4. Step 4: Simplify right side
   42,444.03x = 1,818,687,289.12
5. Step 5: Solve for x
   x = 1,818,687,289.12/42,444.03
6. Step 6: Final answer
   x = 42,849.07