Finding the Fourth Proportional to 61,086.51, 91,635.23 and 16,713.49

Step by Step Solution

1. Step 1: Write the proportion equation
   61,086.51 : 91,635.23 = 16,713.49 : x
2. Step 2: Convert to fraction form
   61,086.51/91,635.23 = 16,713.49/x
3. Step 3: Cross multiply
   61,086.51x = 91,635.23 × 16,713.49
4. Step 4: Simplify right side
   61,086.51x = 1,531,544,500.25
5. Step 5: Solve for x
   x = 1,531,544,500.25/61,086.51
6. Step 6: Final answer
   x = 25,071.73