Finding the Fourth Proportional to 58,085.21, 86,987.48 and 33,049.42

Step by Step Solution

1. Step 1: Write the proportion equation
   58,085.21 : 86,987.48 = 33,049.42 : x
2. Step 2: Convert to fraction form
   58,085.21/86,987.48 = 33,049.42/x
3. Step 3: Cross multiply
   58,085.21x = 86,987.48 × 33,049.42
4. Step 4: Simplify right side
   58,085.21x = 2,874,885,471.50
5. Step 5: Solve for x
   x = 2,874,885,471.50/58,085.21
6. Step 6: Final answer
   x = 49,494.28