Finding the Fourth Proportional to 5,342.32, 8,012.56 and 1,445.82

Step by Step Solution

1. Step 1: Write the proportion equation
   5,342.32 : 8,012.56 = 1,445.82 : x
2. Step 2: Convert to fraction form
   5,342.32/8,012.56 = 1,445.82/x
3. Step 3: Cross multiply
   5,342.32x = 8,012.56 × 1,445.82
4. Step 4: Simplify right side
   5,342.32x = 11,584,719.50
5. Step 5: Solve for x
   x = 11,584,719.50/5,342.32
6. Step 6: Final answer
   x = 2,168.48