Finding the Fourth Proportional to 477,498.01, 658,947.57 and 262,654.42

Step by Step Solution

1. Step 1: Write the proportion equation
   477,498.01 : 658,947.57 = 262,654.42 : x
2. Step 2: Convert to fraction form
   477,498.01/658,947.57 = 262,654.42/x
3. Step 3: Cross multiply
   477,498.01x = 658,947.57 × 262,654.42
4. Step 4: Simplify right side
   477,498.01x = 173,075,491,808.76
5. Step 5: Solve for x
   x = 173,075,491,808.76/477,498.01
6. Step 6: Final answer
   x = 362,463.27