Finding the Fourth Proportional to 67,663.90, 101,488.56 and 17,749

Step by Step Solution

1. Step 1: Write the proportion equation
   67,663.90 : 101,488.56 = 17,749 : x
2. Step 2: Convert to fraction form
   67,663.90/101,488.56 = 17,749/x
3. Step 3: Cross multiply
   67,663.90x = 101,488.56 × 17,749
4. Step 4: Simplify right side
   67,663.90x = 1,801,320,451.44
5. Step 5: Solve for x
   x = 1,801,320,451.44/67,663.90
6. Step 6: Final answer
   x = 26,621.59