Finding the Fourth Proportional to 404,608.42, 606,978.33 and 151,908.76

Step by Step Solution

1. Step 1: Write the proportion equation
   404,608.42 : 606,978.33 = 151,908.76 : x
2. Step 2: Convert to fraction form
   404,608.42/606,978.33 = 151,908.76/x
3. Step 3: Cross multiply
   404,608.42x = 606,978.33 × 151,908.76
4. Step 4: Simplify right side
   404,608.42x = 92,205,325,457.17
5. Step 5: Solve for x
   x = 92,205,325,457.17/404,608.42
6. Step 6: Final answer
   x = 227,887.81