Finding the Fourth Proportional to 191,683.89, 287,568.12 and 58,574.52

Step by Step Solution

1. Step 1: Write the proportion equation
   191,683.89 : 287,568.12 = 58,574.52 : x
2. Step 2: Convert to fraction form
   191,683.89/287,568.12 = 58,574.52/x
3. Step 3: Cross multiply
   191,683.89x = 287,568.12 × 58,574.52
4. Step 4: Simplify right side
   191,683.89x = 16,844,165,456.27
5. Step 5: Solve for x
   x = 16,844,165,456.27/191,683.89
6. Step 6: Final answer
   x = 87,874.71