Finding the Fourth Proportional to 12,701, 17,527.38 and 7,112.12

Step by Step Solution

1. Step 1: Write the proportion equation
   12,701 : 17,527.38 = 7,112.12 : x
2. Step 2: Convert to fraction form
   12,701/17,527.38 = 7,112.12/x
3. Step 3: Cross multiply
   12,701x = 17,527.38 × 7,112.12
4. Step 4: Simplify right side
   12,701x = 124,656,829.85
5. Step 5: Solve for x
   x = 124,656,829.85/12,701
6. Step 6: Final answer
   x = 9,814.73