Finding the Third Proportional to 348,834 and 753,436.50

Step by Step Solution

1. Step 1: Write the proportion equation
   348,834 : 753,436.50 = 753,436.50 : x
2. Step 2: Convert to fraction form
   348,834/753,436.50 = 753,436.50/x
3. Step 3: Cross multiply
   348,834x = 753,436.50 × 753,436.50
4. Step 4: Simplify right side
   348,834x = 567,666,559,532.25
5. Step 5: Solve for x
   x = 567,666,559,532.25/348,834
6. Step 6: Final answer
   x = 1,627,325.78