Finding the Fourth Proportional to 25,461.46, 38,212.71 and 17,559.10

Step by Step Solution

1. Step 1: Write the proportion equation
   25,461.46 : 38,212.71 = 17,559.10 : x
2. Step 2: Convert to fraction form
   25,461.46/38,212.71 = 17,559.10/x
3. Step 3: Cross multiply
   25,461.46x = 38,212.71 × 17,559.10
4. Step 4: Simplify right side
   25,461.46x = 670,980,796.16
5. Step 5: Solve for x
   x = 670,980,796.16/25,461.46
6. Step 6: Final answer
   x = 26,352.80