Finding the Fourth Proportional to 164,358.56, 245,348.86 and 144,429.56

Step by Step Solution

1. Step 1: Write the proportion equation
   164,358.56 : 245,348.86 = 144,429.56 : x
2. Step 2: Convert to fraction form
   164,358.56/245,348.86 = 144,429.56/x
3. Step 3: Cross multiply
   164,358.56x = 245,348.86 × 144,429.56
4. Step 4: Simplify right side
   164,358.56x = 35,435,627,896.30
5. Step 5: Solve for x
   x = 35,435,627,896.30/164,358.56
6. Step 6: Final answer
   x = 215,599.53