Finding the Third Proportional to 7,658.30 and 11,833.59

Step by Step Solution

1. Step 1: Write the proportion equation
   7,658.30 : 11,833.59 = 11,833.59 : x
2. Step 2: Convert to fraction form
   7,658.30/11,833.59 = 11,833.59/x
3. Step 3: Cross multiply
   7,658.30x = 11,833.59 × 11,833.59
4. Step 4: Simplify right side
   7,658.30x = 140,033,941.04
5. Step 5: Solve for x
   x = 140,033,941.04/7,658.30
6. Step 6: Final answer
   x = 18,285.26