Finding the Fourth Proportional to 269,111, 371,373.18 and 149,879

Step by Step Solution

1. Step 1: Write the proportion equation
   269,111 : 371,373.18 = 149,879 : x
2. Step 2: Convert to fraction form
   269,111/371,373.18 = 149,879/x
3. Step 3: Cross multiply
   269,111x = 371,373.18 × 149,879
4. Step 4: Simplify right side
   269,111x = 55,661,040,845.22
5. Step 5: Solve for x
   x = 55,661,040,845.22/269,111
6. Step 6: Final answer
   x = 206,833.02