Finding the Fourth Proportional to 249,100.37, 343,766.81 and 135,929.33

Step by Step Solution

1. Step 1: Write the proportion equation
   249,100.37 : 343,766.81 = 135,929.33 : x
2. Step 2: Convert to fraction form
   249,100.37/343,766.81 = 135,929.33/x
3. Step 3: Cross multiply
   249,100.37x = 343,766.81 × 135,929.33
4. Step 4: Simplify right side
   249,100.37x = 46,727,991,479.89
5. Step 5: Solve for x
   x = 46,727,991,479.89/249,100.37
6. Step 6: Final answer
   x = 187,587.00