Finding the Fourth Proportional to 262,042.69, 361,616.71 and 147,321.84

Step by Step Solution

1. Step 1: Write the proportion equation
   262,042.69 : 361,616.71 = 147,321.84 : x
2. Step 2: Convert to fraction form
   262,042.69/361,616.71 = 147,321.84/x
3. Step 3: Cross multiply
   262,042.69x = 361,616.71 × 147,321.84
4. Step 4: Simplify right side
   262,042.69x = 53,274,039,091.95
5. Step 5: Solve for x
   x = 53,274,039,091.95/262,042.69
6. Step 6: Final answer
   x = 203,302.90