Finding the Fourth Proportional to 23,721.05, 35,587.74 and 7,081.09

Step by Step Solution

1. Step 1: Write the proportion equation
   23,721.05 : 35,587.74 = 7,081.09 : x
2. Step 2: Convert to fraction form
   23,721.05/35,587.74 = 7,081.09/x
3. Step 3: Cross multiply
   23,721.05x = 35,587.74 × 7,081.09
4. Step 4: Simplify right side
   23,721.05x = 251,999,927.42
5. Step 5: Solve for x
   x = 251,999,927.42/23,721.05
6. Step 6: Final answer
   x = 10,623.47