Finding the Fourth Proportional to 191,644.95, 287,466.21 and 58,524.69

Step by Step Solution

1. Step 1: Write the proportion equation
   191,644.95 : 287,466.21 = 58,524.69 : x
2. Step 2: Convert to fraction form
   191,644.95/287,466.21 = 58,524.69/x
3. Step 3: Cross multiply
   191,644.95x = 287,466.21 × 58,524.69
4. Step 4: Simplify right side
   191,644.95x = 16,823,870,825.72
5. Step 5: Solve for x
   x = 16,823,870,825.72/191,644.95
6. Step 6: Final answer
   x = 87,786.66