Finding the Fourth Proportional to 16,651.50, 22,969.35 and 10,365.90

Step by Step Solution

1. Step 1: Write the proportion equation
   16,651.50 : 22,969.35 = 10,365.90 : x
2. Step 2: Convert to fraction form
   16,651.50/22,969.35 = 10,365.90/x
3. Step 3: Cross multiply
   16,651.50x = 22,969.35 × 10,365.90
4. Step 4: Simplify right side
   16,651.50x = 238,097,985.17
5. Step 5: Solve for x
   x = 238,097,985.17/16,651.50
6. Step 6: Final answer
   x = 14,298.89