Finding the Fourth Proportional to 42,357.45, 63,525.52 and 17,404.39

Step by Step Solution

1. Step 1: Write the proportion equation
   42,357.45 : 63,525.52 = 17,404.39 : x
2. Step 2: Convert to fraction form
   42,357.45/63,525.52 = 17,404.39/x
3. Step 3: Cross multiply
   42,357.45x = 63,525.52 × 17,404.39
4. Step 4: Simplify right side
   42,357.45x = 1,105,622,928.30
5. Step 5: Solve for x
   x = 1,105,622,928.30/42,357.45
6. Step 6: Final answer
   x = 26,102.20