Finding the Fourth Proportional to 16,875.36, 23,290.83 and 9,805.89

Step by Step Solution

1. Step 1: Write the proportion equation
   16,875.36 : 23,290.83 = 9,805.89 : x
2. Step 2: Convert to fraction form
   16,875.36/23,290.83 = 9,805.89/x
3. Step 3: Cross multiply
   16,875.36x = 23,290.83 × 9,805.89
4. Step 4: Simplify right side
   16,875.36x = 228,387,316.99
5. Step 5: Solve for x
   x = 228,387,316.99/16,875.36
6. Step 6: Final answer
   x = 13,533.77