Finding the Fourth Proportional to 12,307.71, 16,975.04 and 10,892.91

Step by Step Solution

1. Step 1: Write the proportion equation
   12,307.71 : 16,975.04 = 10,892.91 : x
2. Step 2: Convert to fraction form
   12,307.71/16,975.04 = 10,892.91/x
3. Step 3: Cross multiply
   12,307.71x = 16,975.04 × 10,892.91
4. Step 4: Simplify right side
   12,307.71x = 184,907,528.50
5. Step 5: Solve for x
   x = 184,907,528.50/12,307.71
6. Step 6: Final answer
   x = 15,023.72