Finding the Fourth Proportional to 12,347.34, 17,034.74 and 8,100.77

Step by Step Solution

1. Step 1: Write the proportion equation
   12,347.34 : 17,034.74 = 8,100.77 : x
2. Step 2: Convert to fraction form
   12,347.34/17,034.74 = 8,100.77/x
3. Step 3: Cross multiply
   12,347.34x = 17,034.74 × 8,100.77
4. Step 4: Simplify right side
   12,347.34x = 137,994,425.58
5. Step 5: Solve for x
   x = 137,994,425.58/12,347.34
6. Step 6: Final answer
   x = 11,176.04