Finding the Fourth Proportional to 404,586.03, 606,825.05 and 120,271.25

Step by Step Solution

1. Step 1: Write the proportion equation
   404,586.03 : 606,825.05 = 120,271.25 : x
2. Step 2: Convert to fraction form
   404,586.03/606,825.05 = 120,271.25/x
3. Step 3: Cross multiply
   404,586.03x = 606,825.05 × 120,271.25
4. Step 4: Simplify right side
   404,586.03x = 72,983,607,294.81
5. Step 5: Solve for x
   x = 72,983,607,294.81/404,586.03
6. Step 6: Final answer
   x = 180,390.82