Finding the Fourth Proportional to 14,404.51, 21,606.54 and 8,783.83

Step by Step Solution

1. Step 1: Write the proportion equation
   14,404.51 : 21,606.54 = 8,783.83 : x
2. Step 2: Convert to fraction form
   14,404.51/21,606.54 = 8,783.83/x
3. Step 3: Cross multiply
   14,404.51x = 21,606.54 × 8,783.83
4. Step 4: Simplify right side
   14,404.51x = 189,788,174.25
5. Step 5: Solve for x
   x = 189,788,174.25/14,404.51
6. Step 6: Final answer
   x = 13,175.61