Finding the Fourth Proportional to 151,616.69, 209,298.28 and 97,927.89

Step by Step Solution

1. Step 1: Write the proportion equation
   151,616.69 : 209,298.28 = 97,927.89 : x
2. Step 2: Convert to fraction form
   151,616.69/209,298.28 = 97,927.89/x
3. Step 3: Cross multiply
   151,616.69x = 209,298.28 × 97,927.89
4. Step 4: Simplify right side
   151,616.69x = 20,496,138,941.03
5. Step 5: Solve for x
   x = 20,496,138,941.03/151,616.69
6. Step 6: Final answer
   x = 135,183.92