Finding the Fourth Proportional to 58,739.98, 81,059 and 31,881.91

Step by Step Solution

1. Step 1: Write the proportion equation
   58,739.98 : 81,059 = 31,881.91 : x
2. Step 2: Convert to fraction form
   58,739.98/81,059 = 31,881.91/x
3. Step 3: Cross multiply
   58,739.98x = 81,059 × 31,881.91
4. Step 4: Simplify right side
   58,739.98x = 2,584,315,742.69
5. Step 5: Solve for x
   x = 2,584,315,742.69/58,739.98
6. Step 6: Final answer
   x = 43,995.86