Finding the Fourth Proportional to 404,841.89, 607,227.56 and 164,980.96

Step by Step Solution

1. Step 1: Write the proportion equation
   404,841.89 : 607,227.56 = 164,980.96 : x
2. Step 2: Convert to fraction form
   404,841.89/607,227.56 = 164,980.96/x
3. Step 3: Cross multiply
   404,841.89x = 607,227.56 × 164,980.96
4. Step 4: Simplify right side
   404,841.89x = 100,180,983,909.91
5. Step 5: Solve for x
   x = 100,180,983,909.91/404,841.89
6. Step 6: Final answer
   x = 247,457.06