Finding the Fourth Proportional to 9,050.14, 12,485.98 and 7,162.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,050.14 : 12,485.98 = 7,162.03 : x
2. Step 2: Convert to fraction form
   9,050.14/12,485.98 = 7,162.03/x
3. Step 3: Cross multiply
   9,050.14x = 12,485.98 × 7,162.03
4. Step 4: Simplify right side
   9,050.14x = 89,424,963.34
5. Step 5: Solve for x
   x = 89,424,963.34/9,050.14
6. Step 6: Final answer
   x = 9,881.06