Finding the Fourth Proportional to 54,613, 81,932.50 and 17,677

Step by Step Solution

1. Step 1: Write the proportion equation
   54,613 : 81,932.50 = 17,677 : x
2. Step 2: Convert to fraction form
   54,613/81,932.50 = 17,677/x
3. Step 3: Cross multiply
   54,613x = 81,932.50 × 17,677
4. Step 4: Simplify right side
   54,613x = 1,448,320,802.50
5. Step 5: Solve for x
   x = 1,448,320,802.50/54,613
6. Step 6: Final answer
   x = 26,519.71