Finding the Fourth Proportional to 14,068.08, 21,080.25 and 5,298.21

Step by Step Solution

1. Step 1: Write the proportion equation
   14,068.08 : 21,080.25 = 5,298.21 : x
2. Step 2: Convert to fraction form
   14,068.08/21,080.25 = 5,298.21/x
3. Step 3: Cross multiply
   14,068.08x = 21,080.25 × 5,298.21
4. Step 4: Simplify right side
   14,068.08x = 111,687,591.35
5. Step 5: Solve for x
   x = 111,687,591.35/14,068.08
6. Step 6: Final answer
   x = 7,939.08