Finding the Fourth Proportional to 17,100.32, 25,647.72 and 5,410.88

Step by Step Solution

1. Step 1: Write the proportion equation
   17,100.32 : 25,647.72 = 5,410.88 : x
2. Step 2: Convert to fraction form
   17,100.32/25,647.72 = 5,410.88/x
3. Step 3: Cross multiply
   17,100.32x = 25,647.72 × 5,410.88
4. Step 4: Simplify right side
   17,100.32x = 138,776,735.19
5. Step 5: Solve for x
   x = 138,776,735.19/17,100.32
6. Step 6: Final answer
   x = 8,115.45