Finding the Fourth Proportional to 647,782.98, 971,564.31 and 174,362.82

Step by Step Solution

1. Step 1: Write the proportion equation
   647,782.98 : 971,564.31 = 174,362.82 : x
2. Step 2: Convert to fraction form
   647,782.98/971,564.31 = 174,362.82/x
3. Step 3: Cross multiply
   647,782.98x = 971,564.31 × 174,362.82
4. Step 4: Simplify right side
   647,782.98x = 169,404,692,902.95
5. Step 5: Solve for x
   x = 169,404,692,902.95/647,782.98
6. Step 6: Final answer
   x = 261,514.58