Finding the Fourth Proportional to 47,029.78, 70,556.82 and 17,456.05

Step by Step Solution

1. Step 1: Write the proportion equation
   47,029.78 : 70,556.82 = 17,456.05 : x
2. Step 2: Convert to fraction form
   47,029.78/70,556.82 = 17,456.05/x
3. Step 3: Cross multiply
   47,029.78x = 70,556.82 × 17,456.05
4. Step 4: Simplify right side
   47,029.78x = 1,231,643,377.76
5. Step 5: Solve for x
   x = 1,231,643,377.76/47,029.78
6. Step 6: Final answer
   x = 26,188.58