Finding the Fourth Proportional to 11,427.32, 15,774.54 and 7,451.84

Step by Step Solution

1. Step 1: Write the proportion equation
   11,427.32 : 15,774.54 = 7,451.84 : x
2. Step 2: Convert to fraction form
   11,427.32/15,774.54 = 7,451.84/x
3. Step 3: Cross multiply
   11,427.32x = 15,774.54 × 7,451.84
4. Step 4: Simplify right side
   11,427.32x = 117,549,348.15
5. Step 5: Solve for x
   x = 117,549,348.15/11,427.32
6. Step 6: Final answer
   x = 10,286.69