Finding the Fourth Proportional to 404,713.31, 606,964.22 and 120,327.27

Step by Step Solution

1. Step 1: Write the proportion equation
   404,713.31 : 606,964.22 = 120,327.27 : x
2. Step 2: Convert to fraction form
   404,713.31/606,964.22 = 120,327.27/x
3. Step 3: Cross multiply
   404,713.31x = 606,964.22 × 120,327.27
4. Step 4: Simplify right side
   404,713.31x = 73,034,347,881.10
5. Step 5: Solve for x
   x = 73,034,347,881.10/404,713.31
6. Step 6: Final answer
   x = 180,459.47