Finding the Fourth Proportional to 11,764.90, 16,233.48 and 7,784.56

Step by Step Solution

1. Step 1: Write the proportion equation
   11,764.90 : 16,233.48 = 7,784.56 : x
2. Step 2: Convert to fraction form
   11,764.90/16,233.48 = 7,784.56/x
3. Step 3: Cross multiply
   11,764.90x = 16,233.48 × 7,784.56
4. Step 4: Simplify right side
   11,764.90x = 126,370,499.07
5. Step 5: Solve for x
   x = 126,370,499.07/11,764.90
6. Step 6: Final answer
   x = 10,741.32