Finding the Fourth Proportional to 57,001.49, 85,498.18 and 17,554.49

Step by Step Solution

1. Step 1: Write the proportion equation
   57,001.49 : 85,498.18 = 17,554.49 : x
2. Step 2: Convert to fraction form
   57,001.49/85,498.18 = 17,554.49/x
3. Step 3: Cross multiply
   57,001.49x = 85,498.18 × 17,554.49
4. Step 4: Simplify right side
   57,001.49x = 1,500,876,945.83
5. Step 5: Solve for x
   x = 1,500,876,945.83/57,001.49
6. Step 6: Final answer
   x = 26,330.49