Finding the Fourth Proportional to 10,523.00, 14,527.20 and 7,687.19

Step by Step Solution

1. Step 1: Write the proportion equation
   10,523.00 : 14,527.20 = 7,687.19 : x
2. Step 2: Convert to fraction form
   10,523.00/14,527.20 = 7,687.19/x
3. Step 3: Cross multiply
   10,523.00x = 14,527.20 × 7,687.19
4. Step 4: Simplify right side
   10,523.00x = 111,673,273.93
5. Step 5: Solve for x
   x = 111,673,273.93/10,523.00
6. Step 6: Final answer
   x = 10,612.31