Finding the Fourth Proportional to 444,162.96, 666,147.96 and 140,580.72

Step by Step Solution

1. Step 1: Write the proportion equation
   444,162.96 : 666,147.96 = 140,580.72 : x
2. Step 2: Convert to fraction form
   444,162.96/666,147.96 = 140,580.72/x
3. Step 3: Cross multiply
   444,162.96x = 666,147.96 × 140,580.72
4. Step 4: Simplify right side
   444,162.96x = 93,647,559,843.33
5. Step 5: Solve for x
   x = 93,647,559,843.33/444,162.96
6. Step 6: Final answer
   x = 210,840.54