Finding the Fourth Proportional to 418,598.52, 577,662.96 and 227,612.04

Step by Step Solution

1. Step 1: Write the proportion equation
   418,598.52 : 577,662.96 = 227,612.04 : x
2. Step 2: Convert to fraction form
   418,598.52/577,662.96 = 227,612.04/x
3. Step 3: Cross multiply
   418,598.52x = 577,662.96 × 227,612.04
4. Step 4: Simplify right side
   418,598.52x = 131,483,044,758.04
5. Step 5: Solve for x
   x = 131,483,044,758.04/418,598.52
6. Step 6: Final answer
   x = 314,102.99