Finding the Fourth Proportional to 463,758.72, 639,968.76 and 262,554.72

Step by Step Solution

1. Step 1: Write the proportion equation
   463,758.72 : 639,968.76 = 262,554.72 : x
2. Step 2: Convert to fraction form
   463,758.72/639,968.76 = 262,554.72/x
3. Step 3: Cross multiply
   463,758.72x = 639,968.76 × 262,554.72
4. Step 4: Simplify right side
   463,758.72x = 168,026,818,590.55
5. Step 5: Solve for x
   x = 168,026,818,590.55/463,758.72
6. Step 6: Final answer
   x = 362,315.17