Finding the Fourth Proportional to 147,530.30, 221,404.80 and 108,164.30

Step by Step Solution

1. Step 1: Write the proportion equation
   147,530.30 : 221,404.80 = 108,164.30 : x
2. Step 2: Convert to fraction form
   147,530.30/221,404.80 = 108,164.30/x
3. Step 3: Cross multiply
   147,530.30x = 221,404.80 × 108,164.30
4. Step 4: Simplify right side
   147,530.30x = 23,948,095,208.64
5. Step 5: Solve for x
   x = 23,948,095,208.64/147,530.30
6. Step 6: Final answer
   x = 162,326.62