Finding the Fourth Proportional to 12,068.45, 18,101.56 and 4,170.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,068.45 : 18,101.56 = 4,170.25 : x
2. Step 2: Convert to fraction form
   12,068.45/18,101.56 = 4,170.25/x
3. Step 3: Cross multiply
   12,068.45x = 18,101.56 × 4,170.25
4. Step 4: Simplify right side
   12,068.45x = 75,488,030.59
5. Step 5: Solve for x
   x = 75,488,030.59/12,068.45
6. Step 6: Final answer
   x = 6,254.99