Finding the Fourth Proportional to 12,077.34, 18,107.37 and 4,675.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,077.34 : 18,107.37 = 4,675.50 : x
2. Step 2: Convert to fraction form
   12,077.34/18,107.37 = 4,675.50/x
3. Step 3: Cross multiply
   12,077.34x = 18,107.37 × 4,675.50
4. Step 4: Simplify right side
   12,077.34x = 84,661,008.44
5. Step 5: Solve for x
   x = 84,661,008.44/12,077.34
6. Step 6: Final answer
   x = 7,009.91