Finding the Fourth Proportional to 293,870.88, 405,537.17 and 164,808.72

Step by Step Solution

1. Step 1: Write the proportion equation
   293,870.88 : 405,537.17 = 164,808.72 : x
2. Step 2: Convert to fraction form
   293,870.88/405,537.17 = 164,808.72/x
3. Step 3: Cross multiply
   293,870.88x = 405,537.17 × 164,808.72
4. Step 4: Simplify right side
   293,870.88x = 66,836,061,076.08
5. Step 5: Solve for x
   x = 66,836,061,076.08/293,870.88
6. Step 6: Final answer
   x = 227,433.43