Finding the Fourth Proportional to 42,514.56, 63,758.88 and 34,174.80

Step by Step Solution

1. Step 1: Write the proportion equation
   42,514.56 : 63,758.88 = 34,174.80 : x
2. Step 2: Convert to fraction form
   42,514.56/63,758.88 = 34,174.80/x
3. Step 3: Cross multiply
   42,514.56x = 63,758.88 × 34,174.80
4. Step 4: Simplify right side
   42,514.56x = 2,178,946,972.22
5. Step 5: Solve for x
   x = 2,178,946,972.22/42,514.56
6. Step 6: Final answer
   x = 51,251.78