Finding the Third Proportional to 7,393.78 and 16,221.52

Step by Step Solution

1. Step 1: Write the proportion equation
   7,393.78 : 16,221.52 = 16,221.52 : x
2. Step 2: Convert to fraction form
   7,393.78/16,221.52 = 16,221.52/x
3. Step 3: Cross multiply
   7,393.78x = 16,221.52 × 16,221.52
4. Step 4: Simplify right side
   7,393.78x = 263,137,569.17
5. Step 5: Solve for x
   x = 263,137,569.17/7,393.78
6. Step 6: Final answer
   x = 35,589.04