Finding the Fourth Proportional to 10,279.22, 15,414.04 and 5,347.53

Step by Step Solution

1. Step 1: Write the proportion equation
   10,279.22 : 15,414.04 = 5,347.53 : x
2. Step 2: Convert to fraction form
   10,279.22/15,414.04 = 5,347.53/x
3. Step 3: Cross multiply
   10,279.22x = 15,414.04 × 5,347.53
4. Step 4: Simplify right side
   10,279.22x = 82,427,041.32
5. Step 5: Solve for x
   x = 82,427,041.32/10,279.22
6. Step 6: Final answer
   x = 8,018.80