Finding the Fourth Proportional to 13,260.04, 19,877.76 and 4,488.82

Step by Step Solution

1. Step 1: Write the proportion equation
   13,260.04 : 19,877.76 = 4,488.82 : x
2. Step 2: Convert to fraction form
   13,260.04/19,877.76 = 4,488.82/x
3. Step 3: Cross multiply
   13,260.04x = 19,877.76 × 4,488.82
4. Step 4: Simplify right side
   13,260.04x = 89,227,711.49
5. Step 5: Solve for x
   x = 89,227,711.49/13,260.04
6. Step 6: Final answer
   x = 6,729.07