Finding the Fourth Proportional to 16,706.39, 23,054.82 and 9,992.02

Step by Step Solution

1. Step 1: Write the proportion equation
   16,706.39 : 23,054.82 = 9,992.02 : x
2. Step 2: Convert to fraction form
   16,706.39/23,054.82 = 9,992.02/x
3. Step 3: Cross multiply
   16,706.39x = 23,054.82 × 9,992.02
4. Step 4: Simplify right side
   16,706.39x = 230,364,213.88
5. Step 5: Solve for x
   x = 230,364,213.88/16,706.39
6. Step 6: Final answer
   x = 13,788.98