Finding the Third Proportional to 341,996.50 and 742,404

Step by Step Solution

1. Step 1: Write the proportion equation
   341,996.50 : 742,404 = 742,404 : x
2. Step 2: Convert to fraction form
   341,996.50/742,404 = 742,404/x
3. Step 3: Cross multiply
   341,996.50x = 742,404 × 742,404
4. Step 4: Simplify right side
   341,996.50x = 551,163,699,216
5. Step 5: Solve for x
   x = 551,163,699,216/341,996.50
6. Step 6: Final answer
   x = 1,611,606.26