Finding the Fourth Proportional to 236,171.50, 354,255.93 and 58,678.43

Step by Step Solution

1. Step 1: Write the proportion equation
   236,171.50 : 354,255.93 = 58,678.43 : x
2. Step 2: Convert to fraction form
   236,171.50/354,255.93 = 58,678.43/x
3. Step 3: Cross multiply
   236,171.50x = 354,255.93 × 58,678.43
4. Step 4: Simplify right side
   236,171.50x = 20,787,180,019.31
5. Step 5: Solve for x
   x = 20,787,180,019.31/236,171.50
6. Step 6: Final answer
   x = 88,017.31