Finding the Fourth Proportional to 13,808.82, 19,053.54 and 8,773.86

Step by Step Solution

1. Step 1: Write the proportion equation
   13,808.82 : 19,053.54 = 8,773.86 : x
2. Step 2: Convert to fraction form
   13,808.82/19,053.54 = 8,773.86/x
3. Step 3: Cross multiply
   13,808.82x = 19,053.54 × 8,773.86
4. Step 4: Simplify right side
   13,808.82x = 167,173,092.46
5. Step 5: Solve for x
   x = 167,173,092.46/13,808.82
6. Step 6: Final answer
   x = 12,106.25