Finding the Fourth Proportional to 302,096.79, 416,925.43 and 173,045.57

Step by Step Solution

1. Step 1: Write the proportion equation
   302,096.79 : 416,925.43 = 173,045.57 : x
2. Step 2: Convert to fraction form
   302,096.79/416,925.43 = 173,045.57/x
3. Step 3: Cross multiply
   302,096.79x = 416,925.43 × 173,045.57
4. Step 4: Simplify right side
   302,096.79x = 72,147,096,164.60
5. Step 5: Solve for x
   x = 72,147,096,164.60/302,096.79
6. Step 6: Final answer
   x = 238,821.13