Finding the Fourth Proportional to 14,459.46, 21,658.83 and 9,191.82

Step by Step Solution

1. Step 1: Write the proportion equation
   14,459.46 : 21,658.83 = 9,191.82 : x
2. Step 2: Convert to fraction form
   14,459.46/21,658.83 = 9,191.82/x
3. Step 3: Cross multiply
   14,459.46x = 21,658.83 × 9,191.82
4. Step 4: Simplify right side
   14,459.46x = 199,084,066.77
5. Step 5: Solve for x
   x = 199,084,066.77/14,459.46
6. Step 6: Final answer
   x = 13,768.43