Finding the Fourth Proportional to 13,052.50, 18,012.46 and 7,084.17

Step by Step Solution

1. Step 1: Write the proportion equation
   13,052.50 : 18,012.46 = 7,084.17 : x
2. Step 2: Convert to fraction form
   13,052.50/18,012.46 = 7,084.17/x
3. Step 3: Cross multiply
   13,052.50x = 18,012.46 × 7,084.17
4. Step 4: Simplify right side
   13,052.50x = 127,603,293.34
5. Step 5: Solve for x
   x = 127,603,293.34/13,052.50
6. Step 6: Final answer
   x = 9,776.16