Finding the Fourth Proportional to 236,315.59, 354,471.57 and 58,821.40

Step by Step Solution

1. Step 1: Write the proportion equation
   236,315.59 : 354,471.57 = 58,821.40 : x
2. Step 2: Convert to fraction form
   236,315.59/354,471.57 = 58,821.40/x
3. Step 3: Cross multiply
   236,315.59x = 354,471.57 × 58,821.40
4. Step 4: Simplify right side
   236,315.59x = 20,850,514,007.60
5. Step 5: Solve for x
   x = 20,850,514,007.60/236,315.59
6. Step 6: Final answer
   x = 88,231.65