Finding the Fourth Proportional to 13,328.47, 19,996.41 and 5,830.69

Step by Step Solution

1. Step 1: Write the proportion equation
   13,328.47 : 19,996.41 = 5,830.69 : x
2. Step 2: Convert to fraction form
   13,328.47/19,996.41 = 5,830.69/x
3. Step 3: Cross multiply
   13,328.47x = 19,996.41 × 5,830.69
4. Step 4: Simplify right side
   13,328.47x = 116,592,887.15
5. Step 5: Solve for x
   x = 116,592,887.15/13,328.47
6. Step 6: Final answer
   x = 8,747.65