Finding the Fourth Proportional to 168,003.48, 252,042.10 and 123,495.30

Step by Step Solution

1. Step 1: Write the proportion equation
   168,003.48 : 252,042.10 = 123,495.30 : x
2. Step 2: Convert to fraction form
   168,003.48/252,042.10 = 123,495.30/x
3. Step 3: Cross multiply
   168,003.48x = 252,042.10 × 123,495.30
4. Step 4: Simplify right side
   168,003.48x = 31,126,014,443.39
5. Step 5: Solve for x
   x = 31,126,014,443.39/168,003.48
6. Step 6: Final answer
   x = 185,270.05