Finding the Fourth Proportional to 13,165.94, 19,756.72 and 4,851.80

Step by Step Solution

1. Step 1: Write the proportion equation
   13,165.94 : 19,756.72 = 4,851.80 : x
2. Step 2: Convert to fraction form
   13,165.94/19,756.72 = 4,851.80/x
3. Step 3: Cross multiply
   13,165.94x = 19,756.72 × 4,851.80
4. Step 4: Simplify right side
   13,165.94x = 95,855,654.10
5. Step 5: Solve for x
   x = 95,855,654.10/13,165.94
6. Step 6: Final answer
   x = 7,280.58