Finding the Third Proportional to 356,305.50 and 742,095

Step by Step Solution

1. Step 1: Write the proportion equation
   356,305.50 : 742,095 = 742,095 : x
2. Step 2: Convert to fraction form
   356,305.50/742,095 = 742,095/x
3. Step 3: Cross multiply
   356,305.50x = 742,095 × 742,095
4. Step 4: Simplify right side
   356,305.50x = 550,704,989,025
5. Step 5: Solve for x
   x = 550,704,989,025/356,305.50
6. Step 6: Final answer
   x = 1,545,597.78