Finding the Fourth Proportional to 93,977.91, 140,961.69 and 30,789.99

Step by Step Solution

1. Step 1: Write the proportion equation
   93,977.91 : 140,961.69 = 30,789.99 : x
2. Step 2: Convert to fraction form
   93,977.91/140,961.69 = 30,789.99/x
3. Step 3: Cross multiply
   93,977.91x = 140,961.69 × 30,789.99
4. Step 4: Simplify right side
   93,977.91x = 4,340,209,025.48
5. Step 5: Solve for x
   x = 4,340,209,025.48/93,977.91
6. Step 6: Final answer
   x = 46,183.29