Finding the Fourth Proportional to 89,986.52, 134,804.28 and 58,727

Step by Step Solution

1. Step 1: Write the proportion equation
   89,986.52 : 134,804.28 = 58,727 : x
2. Step 2: Convert to fraction form
   89,986.52/134,804.28 = 58,727/x
3. Step 3: Cross multiply
   89,986.52x = 134,804.28 × 58,727
4. Step 4: Simplify right side
   89,986.52x = 7,916,650,951.56
5. Step 5: Solve for x
   x = 7,916,650,951.56/89,986.52
6. Step 6: Final answer
   x = 87,975.97