Finding the Fourth Proportional to 170,804.01, 256,227.89 and 65,609.31

Step by Step Solution

1. Step 1: Write the proportion equation
   170,804.01 : 256,227.89 = 65,609.31 : x
2. Step 2: Convert to fraction form
   170,804.01/256,227.89 = 65,609.31/x
3. Step 3: Cross multiply
   170,804.01x = 256,227.89 × 65,609.31
4. Step 4: Simplify right side
   170,804.01x = 16,810,934,737.61
5. Step 5: Solve for x
   x = 16,810,934,737.61/170,804.01
6. Step 6: Final answer
   x = 98,422.37