Finding the Third Proportional to 203,499.50 and 442,030

Step by Step Solution

1. Step 1: Write the proportion equation
   203,499.50 : 442,030 = 442,030 : x
2. Step 2: Convert to fraction form
   203,499.50/442,030 = 442,030/x
3. Step 3: Cross multiply
   203,499.50x = 442,030 × 442,030
4. Step 4: Simplify right side
   203,499.50x = 195,390,520,900
5. Step 5: Solve for x
   x = 195,390,520,900/203,499.50
6. Step 6: Final answer
   x = 960,152.34