Finding the Fourth Proportional to 433,016.89, 649,339.55 and 148,736.05

Step by Step Solution

1. Step 1: Write the proportion equation
   433,016.89 : 649,339.55 = 148,736.05 : x
2. Step 2: Convert to fraction form
   433,016.89/649,339.55 = 148,736.05/x
3. Step 3: Cross multiply
   433,016.89x = 649,339.55 × 148,736.05
4. Step 4: Simplify right side
   433,016.89x = 96,580,198,175.67
5. Step 5: Solve for x
   x = 96,580,198,175.67/433,016.89
6. Step 6: Final answer
   x = 223,040.26