Finding the Fourth Proportional to 308,465.81, 425,674.82 and 170,649.83

Step by Step Solution

1. Step 1: Write the proportion equation
   308,465.81 : 425,674.82 = 170,649.83 : x
2. Step 2: Convert to fraction form
   308,465.81/425,674.82 = 170,649.83/x
3. Step 3: Cross multiply
   308,465.81x = 425,674.82 × 170,649.83
4. Step 4: Simplify right side
   308,465.81x = 72,641,335,030.72
5. Step 5: Solve for x
   x = 72,641,335,030.72/308,465.81
6. Step 6: Final answer
   x = 235,492.34