Finding the Fourth Proportional to 58,367.35, 80,872.23 and 57,106.18

Step by Step Solution

1. Step 1: Write the proportion equation
   58,367.35 : 80,872.23 = 57,106.18 : x
2. Step 2: Convert to fraction form
   58,367.35/80,872.23 = 57,106.18/x
3. Step 3: Cross multiply
   58,367.35x = 80,872.23 × 57,106.18
4. Step 4: Simplify right side
   58,367.35x = 4,618,304,123.38
5. Step 5: Solve for x
   x = 4,618,304,123.38/58,367.35
6. Step 6: Final answer
   x = 79,124.79