Finding the Fourth Proportional to 12,504.16, 18,740.04 and 5,100.09

Step by Step Solution

1. Step 1: Write the proportion equation
   12,504.16 : 18,740.04 = 5,100.09 : x
2. Step 2: Convert to fraction form
   12,504.16/18,740.04 = 5,100.09/x
3. Step 3: Cross multiply
   12,504.16x = 18,740.04 × 5,100.09
4. Step 4: Simplify right side
   12,504.16x = 95,575,890.60
5. Step 5: Solve for x
   x = 95,575,890.60/12,504.16
6. Step 6: Final answer
   x = 7,643.53