Finding the Fourth Proportional to 21,751.89, 30,032.06 and 16,707.09

Step by Step Solution

1. Step 1: Write the proportion equation
   21,751.89 : 30,032.06 = 16,707.09 : x
2. Step 2: Convert to fraction form
   21,751.89/30,032.06 = 16,707.09/x
3. Step 3: Cross multiply
   21,751.89x = 30,032.06 × 16,707.09
4. Step 4: Simplify right side
   21,751.89x = 501,748,245.77
5. Step 5: Solve for x
   x = 501,748,245.77/21,751.89
6. Step 6: Final answer
   x = 23,066.88