Finding the Fourth Proportional to 10,741.79, 16,069.61 and 8,896.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,741.79 : 16,069.61 = 8,896.50 : x
2. Step 2: Convert to fraction form
   10,741.79/16,069.61 = 8,896.50/x
3. Step 3: Cross multiply
   10,741.79x = 16,069.61 × 8,896.50
4. Step 4: Simplify right side
   10,741.79x = 142,963,307.61
5. Step 5: Solve for x
   x = 142,963,307.61/10,741.79
6. Step 6: Final answer
   x = 13,309.07