Finding the Fourth Proportional to 36,929.97, 55,402.25 and 13,556.61

Step by Step Solution

1. Step 1: Write the proportion equation
   36,929.97 : 55,402.25 = 13,556.61 : x
2. Step 2: Convert to fraction form
   36,929.97/55,402.25 = 13,556.61/x
3. Step 3: Cross multiply
   36,929.97x = 55,402.25 × 13,556.61
4. Step 4: Simplify right side
   36,929.97x = 751,066,628.59
5. Step 5: Solve for x
   x = 751,066,628.59/36,929.97
6. Step 6: Final answer
   x = 20,337.59