Finding the Fourth Proportional to 17,439.86, 26,124.72 and 8,066.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,439.86 : 26,124.72 = 8,066.72 : x
2. Step 2: Convert to fraction form
   17,439.86/26,124.72 = 8,066.72/x
3. Step 3: Cross multiply
   17,439.86x = 26,124.72 × 8,066.72
4. Step 4: Simplify right side
   17,439.86x = 210,740,801.32
5. Step 5: Solve for x
   x = 210,740,801.32/17,439.86
6. Step 6: Final answer
   x = 12,083.86