Finding the Fourth Proportional to 10,763.72, 14,860.56 and 8,534.60

Step by Step Solution

1. Step 1: Write the proportion equation
   10,763.72 : 14,860.56 = 8,534.60 : x
2. Step 2: Convert to fraction form
   10,763.72/14,860.56 = 8,534.60/x
3. Step 3: Cross multiply
   10,763.72x = 14,860.56 × 8,534.60
4. Step 4: Simplify right side
   10,763.72x = 126,828,935.38
5. Step 5: Solve for x
   x = 126,828,935.38/10,763.72
6. Step 6: Final answer
   x = 11,783.00