Finding the Fourth Proportional to 55,109.49, 82,669.73 and 17,660.18

Step by Step Solution

1. Step 1: Write the proportion equation
   55,109.49 : 82,669.73 = 17,660.18 : x
2. Step 2: Convert to fraction form
   55,109.49/82,669.73 = 17,660.18/x
3. Step 3: Cross multiply
   55,109.49x = 82,669.73 × 17,660.18
4. Step 4: Simplify right side
   55,109.49x = 1,459,961,810.70
5. Step 5: Solve for x
   x = 1,459,961,810.70/55,109.49
6. Step 6: Final answer
   x = 26,492.02