Finding the Fourth Proportional to 47,839.50, 71,770.77 and 15,007.50

Step by Step Solution

1. Step 1: Write the proportion equation
   47,839.50 : 71,770.77 = 15,007.50 : x
2. Step 2: Convert to fraction form
   47,839.50/71,770.77 = 15,007.50/x
3. Step 3: Cross multiply
   47,839.50x = 71,770.77 × 15,007.50
4. Step 4: Simplify right side
   47,839.50x = 1,077,099,830.78
5. Step 5: Solve for x
   x = 1,077,099,830.78/47,839.50
6. Step 6: Final answer
   x = 22,514.86