Finding the Fourth Proportional to 12,112.62, 16,711.83 and 7,075.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,112.62 : 16,711.83 = 7,075.50 : x
2. Step 2: Convert to fraction form
   12,112.62/16,711.83 = 7,075.50/x
3. Step 3: Cross multiply
   12,112.62x = 16,711.83 × 7,075.50
4. Step 4: Simplify right side
   12,112.62x = 118,244,553.17
5. Step 5: Solve for x
   x = 118,244,553.17/12,112.62
6. Step 6: Final answer
   x = 9,762.10