Finding the Fourth Proportional to 164,258.10, 245,199.06 and 144,329.10

Step by Step Solution

1. Step 1: Write the proportion equation
   164,258.10 : 245,199.06 = 144,329.10 : x
2. Step 2: Convert to fraction form
   164,258.10/245,199.06 = 144,329.10/x
3. Step 3: Cross multiply
   164,258.10x = 245,199.06 × 144,329.10
4. Step 4: Simplify right side
   164,258.10x = 35,389,359,650.65
5. Step 5: Solve for x
   x = 35,389,359,650.65/164,258.10
6. Step 6: Final answer
   x = 215,449.71