Finding the Fourth Proportional to 13,076.74, 19,614.94 and 3,216.10

Step by Step Solution

1. Step 1: Write the proportion equation
   13,076.74 : 19,614.94 = 3,216.10 : x
2. Step 2: Convert to fraction form
   13,076.74/19,614.94 = 3,216.10/x
3. Step 3: Cross multiply
   13,076.74x = 19,614.94 × 3,216.10
4. Step 4: Simplify right side
   13,076.74x = 63,083,608.53
5. Step 5: Solve for x
   x = 63,083,608.53/13,076.74
6. Step 6: Final answer
   x = 4,824.11