Finding the Fourth Proportional to 359,492.76, 496,011.56 and 219,756.06

Step by Step Solution

1. Step 1: Write the proportion equation
   359,492.76 : 496,011.56 = 219,756.06 : x
2. Step 2: Convert to fraction form
   359,492.76/496,011.56 = 219,756.06/x
3. Step 3: Cross multiply
   359,492.76x = 496,011.56 × 219,756.06
4. Step 4: Simplify right side
   359,492.76x = 109,001,545,041.27
5. Step 5: Solve for x
   x = 109,001,545,041.27/359,492.76
6. Step 6: Final answer
   x = 303,209.29