Finding the Fourth Proportional to 14,094.48, 21,139.89 and 5,328.25

Step by Step Solution

1. Step 1: Write the proportion equation
   14,094.48 : 21,139.89 = 5,328.25 : x
2. Step 2: Convert to fraction form
   14,094.48/21,139.89 = 5,328.25/x
3. Step 3: Cross multiply
   14,094.48x = 21,139.89 × 5,328.25
4. Step 4: Simplify right side
   14,094.48x = 112,638,618.89
5. Step 5: Solve for x
   x = 112,638,618.89/14,094.48
6. Step 6: Final answer
   x = 7,991.68