Finding the Fourth Proportional to 11,485.83, 15,852.17 and 7,012.17

Step by Step Solution

1. Step 1: Write the proportion equation
   11,485.83 : 15,852.17 = 7,012.17 : x
2. Step 2: Convert to fraction form
   11,485.83/15,852.17 = 7,012.17/x
3. Step 3: Cross multiply
   11,485.83x = 15,852.17 × 7,012.17
4. Step 4: Simplify right side
   11,485.83x = 111,158,075.85
5. Step 5: Solve for x
   x = 111,158,075.85/11,485.83
6. Step 6: Final answer
   x = 9,677.84