Finding the Third Proportional to 132,970 and 288,093.50

Step by Step Solution

1. Step 1: Write the proportion equation
   132,970 : 288,093.50 = 288,093.50 : x
2. Step 2: Convert to fraction form
   132,970/288,093.50 = 288,093.50/x
3. Step 3: Cross multiply
   132,970x = 288,093.50 × 288,093.50
4. Step 4: Simplify right side
   132,970x = 82,997,864,742.25
5. Step 5: Solve for x
   x = 82,997,864,742.25/132,970
6. Step 6: Final answer
   x = 624,184.89