Finding the Fourth Proportional to 50,328.60, 69,443.10 and 30,180.12

Step by Step Solution

1. Step 1: Write the proportion equation
   50,328.60 : 69,443.10 = 30,180.12 : x
2. Step 2: Convert to fraction form
   50,328.60/69,443.10 = 30,180.12/x
3. Step 3: Cross multiply
   50,328.60x = 69,443.10 × 30,180.12
4. Step 4: Simplify right side
   50,328.60x = 2,095,801,091.17
5. Step 5: Solve for x
   x = 2,095,801,091.17/50,328.60
6. Step 6: Final answer
   x = 41,642.35