Finding the Fourth Proportional to 225,002.17, 310,490.31 and 123,008.68

Step by Step Solution

1. Step 1: Write the proportion equation
   225,002.17 : 310,490.31 = 123,008.68 : x
2. Step 2: Convert to fraction form
   225,002.17/310,490.31 = 123,008.68/x
3. Step 3: Cross multiply
   225,002.17x = 310,490.31 × 123,008.68
4. Step 4: Simplify right side
   225,002.17x = 38,193,003,185.89
5. Step 5: Solve for x
   x = 38,193,003,185.89/225,002.17
6. Step 6: Final answer
   x = 169,745.04