Finding the Third Proportional to 340,206 and 732,412.50

Step by Step Solution

1. Step 1: Write the proportion equation
   340,206 : 732,412.50 = 732,412.50 : x
2. Step 2: Convert to fraction form
   340,206/732,412.50 = 732,412.50/x
3. Step 3: Cross multiply
   340,206x = 732,412.50 × 732,412.50
4. Step 4: Simplify right side
   340,206x = 536,428,070,156.25
5. Step 5: Solve for x
   x = 536,428,070,156.25/340,206
6. Step 6: Final answer
   x = 1,576,774.28