Finding the Fourth Proportional to 262,068.52, 361,664.58 and 142,836.52

Step by Step Solution

1. Step 1: Write the proportion equation
   262,068.52 : 361,664.58 = 142,836.52 : x
2. Step 2: Convert to fraction form
   262,068.52/361,664.58 = 142,836.52/x
3. Step 3: Cross multiply
   262,068.52x = 361,664.58 × 142,836.52
4. Step 4: Simplify right side
   262,068.52x = 51,658,910,014.46
5. Step 5: Solve for x
   x = 51,658,910,014.46/262,068.52
6. Step 6: Final answer
   x = 197,119.86