Finding the Fourth Proportional to 199,158.94, 298,592.61 and 93,920.50

Step by Step Solution

1. Step 1: Write the proportion equation
   199,158.94 : 298,592.61 = 93,920.50 : x
2. Step 2: Convert to fraction form
   199,158.94/298,592.61 = 93,920.50/x
3. Step 3: Cross multiply
   199,158.94x = 298,592.61 × 93,920.50
4. Step 4: Simplify right side
   199,158.94x = 28,043,967,227.51
5. Step 5: Solve for x
   x = 28,043,967,227.51/199,158.94
6. Step 6: Final answer
   x = 140,811.99