Finding the Fourth Proportional to 11,621.68, 17,428.87 and 5,046.10

Step by Step Solution

1. Step 1: Write the proportion equation
   11,621.68 : 17,428.87 = 5,046.10 : x
2. Step 2: Convert to fraction form
   11,621.68/17,428.87 = 5,046.10/x
3. Step 3: Cross multiply
   11,621.68x = 17,428.87 × 5,046.10
4. Step 4: Simplify right side
   11,621.68x = 87,947,783.64
5. Step 5: Solve for x
   x = 87,947,783.64/11,621.68
6. Step 6: Final answer
   x = 7,567.56