Finding the Fourth Proportional to 245,381.86, 338,417.04 and 169,022.76

Step by Step Solution

1. Step 1: Write the proportion equation
   245,381.86 : 338,417.04 = 169,022.76 : x
2. Step 2: Convert to fraction form
   245,381.86/338,417.04 = 169,022.76/x
3. Step 3: Cross multiply
   245,381.86x = 338,417.04 × 169,022.76
4. Step 4: Simplify right side
   245,381.86x = 57,200,182,131.83
5. Step 5: Solve for x
   x = 57,200,182,131.83/245,381.86
6. Step 6: Final answer
   x = 233,106.81