Finding the Third Proportional to 132,336.50 and 288,464

Step by Step Solution

1. Step 1: Write the proportion equation
   132,336.50 : 288,464 = 288,464 : x
2. Step 2: Convert to fraction form
   132,336.50/288,464 = 288,464/x
3. Step 3: Cross multiply
   132,336.50x = 288,464 × 288,464
4. Step 4: Simplify right side
   132,336.50x = 83,211,479,296
5. Step 5: Solve for x
   x = 83,211,479,296/132,336.50
6. Step 6: Final answer
   x = 628,787.06