Finding the Fourth Proportional to 165,109.47, 247,661.55 and 65,270.59

Step by Step Solution

1. Step 1: Write the proportion equation
   165,109.47 : 247,661.55 = 65,270.59 : x
2. Step 2: Convert to fraction form
   165,109.47/247,661.55 = 65,270.59/x
3. Step 3: Cross multiply
   165,109.47x = 247,661.55 × 65,270.59
4. Step 4: Simplify right side
   165,109.47x = 16,165,016,262.76
5. Step 5: Solve for x
   x = 16,165,016,262.76/165,109.47
6. Step 6: Final answer
   x = 97,904.84