Finding the Fourth Proportional to 58,991.27, 81,405.09 and 33,494.31

Step by Step Solution

1. Step 1: Write the proportion equation
   58,991.27 : 81,405.09 = 33,494.31 : x
2. Step 2: Convert to fraction form
   58,991.27/81,405.09 = 33,494.31/x
3. Step 3: Cross multiply
   58,991.27x = 81,405.09 × 33,494.31
4. Step 4: Simplify right side
   58,991.27x = 2,726,607,320.04
5. Step 5: Solve for x
   x = 2,726,607,320.04/58,991.27
6. Step 6: Final answer
   x = 46,220.53