Finding the Third Proportional to 603,210 and 1,325,971.50

Step by Step Solution

1. Step 1: Write the proportion equation
   603,210 : 1,325,971.50 = 1,325,971.50 : x
2. Step 2: Convert to fraction form
   603,210/1,325,971.50 = 1,325,971.50/x
3. Step 3: Cross multiply
   603,210x = 1,325,971.50 × 1,325,971.50
4. Step 4: Simplify right side
   603,210x = 1,758,200,418,812.25
5. Step 5: Solve for x
   x = 1,758,200,418,812.25/603,210
6. Step 6: Final answer
   x = 2,914,740.17