Finding the Fourth Proportional to 162,945.19, 224,895.90 and 106,258.15

Step by Step Solution

1. Step 1: Write the proportion equation
   162,945.19 : 224,895.90 = 106,258.15 : x
2. Step 2: Convert to fraction form
   162,945.19/224,895.90 = 106,258.15/x
3. Step 3: Cross multiply
   162,945.19x = 224,895.90 × 106,258.15
4. Step 4: Simplify right side
   162,945.19x = 23,897,022,276.59
5. Step 5: Solve for x
   x = 23,897,022,276.59/162,945.19
6. Step 6: Final answer
   x = 146,656.81