Finding the Third Proportional to 341,354.50 and 742,886

Step by Step Solution

1. Step 1: Write the proportion equation
   341,354.50 : 742,886 = 742,886 : x
2. Step 2: Convert to fraction form
   341,354.50/742,886 = 742,886/x
3. Step 3: Cross multiply
   341,354.50x = 742,886 × 742,886
4. Step 4: Simplify right side
   341,354.50x = 551,879,608,996
5. Step 5: Solve for x
   x = 551,879,608,996/341,354.50
6. Step 6: Final answer
   x = 1,616,734.54