Finding the Fourth Proportional to 10,188.86, 14,042.76 and 8,769.02

Step by Step Solution

1. Step 1: Write the proportion equation
   10,188.86 : 14,042.76 = 8,769.02 : x
2. Step 2: Convert to fraction form
   10,188.86/14,042.76 = 8,769.02/x
3. Step 3: Cross multiply
   10,188.86x = 14,042.76 × 8,769.02
4. Step 4: Simplify right side
   10,188.86x = 123,141,243.30
5. Step 5: Solve for x
   x = 123,141,243.30/10,188.86
6. Step 6: Final answer
   x = 12,085.87