Finding the Third Proportional to 342,904.50 and 753,684

Step by Step Solution

1. Step 1: Write the proportion equation
   342,904.50 : 753,684 = 753,684 : x
2. Step 2: Convert to fraction form
   342,904.50/753,684 = 753,684/x
3. Step 3: Cross multiply
   342,904.50x = 753,684 × 753,684
4. Step 4: Simplify right side
   342,904.50x = 568,039,571,856
5. Step 5: Solve for x
   x = 568,039,571,856/342,904.50
6. Step 6: Final answer
   x = 1,656,553.27