Finding the Fourth Proportional to 17,066.86, 25,557.54 and 10,807.99

Step by Step Solution

1. Step 1: Write the proportion equation
   17,066.86 : 25,557.54 = 10,807.99 : x
2. Step 2: Convert to fraction form
   17,066.86/25,557.54 = 10,807.99/x
3. Step 3: Cross multiply
   17,066.86x = 25,557.54 × 10,807.99
4. Step 4: Simplify right side
   17,066.86x = 276,225,636.74
5. Step 5: Solve for x
   x = 276,225,636.74/17,066.86
6. Step 6: Final answer
   x = 16,184.91