Finding the Fourth Proportional to 21,699.10, 29,941.05 and 12,267.46

Step by Step Solution

1. Step 1: Write the proportion equation
   21,699.10 : 29,941.05 = 12,267.46 : x
2. Step 2: Convert to fraction form
   21,699.10/29,941.05 = 12,267.46/x
3. Step 3: Cross multiply
   21,699.10x = 29,941.05 × 12,267.46
4. Step 4: Simplify right side
   21,699.10x = 367,300,633.23
5. Step 5: Solve for x
   x = 367,300,633.23/21,699.10
6. Step 6: Final answer
   x = 16,927.00