Finding the Fourth Proportional to 10,134.69, 14,011.97 and 7,784.61

Step by Step Solution

1. Step 1: Write the proportion equation
   10,134.69 : 14,011.97 = 7,784.61 : x
2. Step 2: Convert to fraction form
   10,134.69/14,011.97 = 7,784.61/x
3. Step 3: Cross multiply
   10,134.69x = 14,011.97 × 7,784.61
4. Step 4: Simplify right side
   10,134.69x = 109,077,682.86
5. Step 5: Solve for x
   x = 109,077,682.86/10,134.69
6. Step 6: Final answer
   x = 10,762.80