Finding the Fourth Proportional to 19,499.39, 26,909.16 and 10,546.89

Step by Step Solution

1. Step 1: Write the proportion equation
   19,499.39 : 26,909.16 = 10,546.89 : x
2. Step 2: Convert to fraction form
   19,499.39/26,909.16 = 10,546.89/x
3. Step 3: Cross multiply
   19,499.39x = 26,909.16 × 10,546.89
4. Step 4: Simplify right side
   19,499.39x = 283,807,815.97
5. Step 5: Solve for x
   x = 283,807,815.97/19,499.39
6. Step 6: Final answer
   x = 14,554.71