Finding the Fourth Proportional to 67,514.20, 93,171.90 and 42,377.56

Step by Step Solution

1. Step 1: Write the proportion equation
   67,514.20 : 93,171.90 = 42,377.56 : x
2. Step 2: Convert to fraction form
   67,514.20/93,171.90 = 42,377.56/x
3. Step 3: Cross multiply
   67,514.20x = 93,171.90 × 42,377.56
4. Step 4: Simplify right side
   67,514.20x = 3,948,397,782.56
5. Step 5: Solve for x
   x = 3,948,397,782.56/67,514.20
6. Step 6: Final answer
   x = 58,482.48