Finding the Fourth Proportional to 262,613.12, 362,401.34 and 147,891.30

Step by Step Solution

1. Step 1: Write the proportion equation
   262,613.12 : 362,401.34 = 147,891.30 : x
2. Step 2: Convert to fraction form
   262,613.12/362,401.34 = 147,891.30/x
3. Step 3: Cross multiply
   262,613.12x = 362,401.34 × 147,891.30
4. Step 4: Simplify right side
   262,613.12x = 53,596,004,554.89
5. Step 5: Solve for x
   x = 53,596,004,554.89/262,613.12
6. Step 6: Final answer
   x = 204,087.31