Finding the Fourth Proportional to 256,167.52, 384,269.72 and 98,395.96

Step by Step Solution

1. Step 1: Write the proportion equation
   256,167.52 : 384,269.72 = 98,395.96 : x
2. Step 2: Convert to fraction form
   256,167.52/384,269.72 = 98,395.96/x
3. Step 3: Cross multiply
   256,167.52x = 384,269.72 × 98,395.96
4. Step 4: Simplify right side
   256,167.52x = 37,810,587,998.33
5. Step 5: Solve for x
   x = 37,810,587,998.33/256,167.52
6. Step 6: Final answer
   x = 147,601.02