Finding the Fourth Proportional to 16,973.09, 23,423.01 and 9,419.93

Step by Step Solution

1. Step 1: Write the proportion equation
   16,973.09 : 23,423.01 = 9,419.93 : x
2. Step 2: Convert to fraction form
   16,973.09/23,423.01 = 9,419.93/x
3. Step 3: Cross multiply
   16,973.09x = 23,423.01 × 9,419.93
4. Step 4: Simplify right side
   16,973.09x = 220,643,114.59
5. Step 5: Solve for x
   x = 220,643,114.59/16,973.09
6. Step 6: Final answer
   x = 12,999.58