Finding the Fourth Proportional to 12,196.02, 18,290.40 and 5,175.94

Step by Step Solution

1. Step 1: Write the proportion equation
   12,196.02 : 18,290.40 = 5,175.94 : x
2. Step 2: Convert to fraction form
   12,196.02/18,290.40 = 5,175.94/x
3. Step 3: Cross multiply
   12,196.02x = 18,290.40 × 5,175.94
4. Step 4: Simplify right side
   12,196.02x = 94,670,012.98
5. Step 5: Solve for x
   x = 94,670,012.98/12,196.02
6. Step 6: Final answer
   x = 7,762.37