Finding the Fourth Proportional to 37,142.07, 55,674 and 12,175.62

Step by Step Solution

1. Step 1: Write the proportion equation
   37,142.07 : 55,674 = 12,175.62 : x
2. Step 2: Convert to fraction form
   37,142.07/55,674 = 12,175.62/x
3. Step 3: Cross multiply
   37,142.07x = 55,674 × 12,175.62
4. Step 4: Simplify right side
   37,142.07x = 677,865,467.88
5. Step 5: Solve for x
   x = 677,865,467.88/37,142.07
6. Step 6: Final answer
   x = 18,250.61