Finding the Fourth Proportional to 406,491.46, 560,856.89 and 234,462.02

Step by Step Solution

1. Step 1: Write the proportion equation
   406,491.46 : 560,856.89 = 234,462.02 : x
2. Step 2: Convert to fraction form
   406,491.46/560,856.89 = 234,462.02/x
3. Step 3: Cross multiply
   406,491.46x = 560,856.89 × 234,462.02
4. Step 4: Simplify right side
   406,491.46x = 131,499,639,360.32
5. Step 5: Solve for x
   x = 131,499,639,360.32/406,491.46
6. Step 6: Final answer
   x = 323,499.14