Finding the Fourth Proportional to 16,773.02, 23,145.40 and 9,699.89

Step by Step Solution

1. Step 1: Write the proportion equation
   16,773.02 : 23,145.40 = 9,699.89 : x
2. Step 2: Convert to fraction form
   16,773.02/23,145.40 = 9,699.89/x
3. Step 3: Cross multiply
   16,773.02x = 23,145.40 × 9,699.89
4. Step 4: Simplify right side
   16,773.02x = 224,507,834.01
5. Step 5: Solve for x
   x = 224,507,834.01/16,773.02
6. Step 6: Final answer
   x = 13,385.06