Finding the Fourth Proportional to 13,179.98, 19,772.79 and 4,860.02

Step by Step Solution

1. Step 1: Write the proportion equation
   13,179.98 : 19,772.79 = 4,860.02 : x
2. Step 2: Convert to fraction form
   13,179.98/19,772.79 = 4,860.02/x
3. Step 3: Cross multiply
   13,179.98x = 19,772.79 × 4,860.02
4. Step 4: Simplify right side
   13,179.98x = 96,096,154.86
5. Step 5: Solve for x
   x = 96,096,154.86/13,179.98
6. Step 6: Final answer
   x = 7,291.07