Finding the Third Proportional to 130,204.50 and 264,030

Step by Step Solution

1. Step 1: Write the proportion equation
   130,204.50 : 264,030 = 264,030 : x
2. Step 2: Convert to fraction form
   130,204.50/264,030 = 264,030/x
3. Step 3: Cross multiply
   130,204.50x = 264,030 × 264,030
4. Step 4: Simplify right side
   130,204.50x = 69,711,840,900
5. Step 5: Solve for x
   x = 69,711,840,900/130,204.50
6. Step 6: Final answer
   x = 535,402.70