Finding the Third Proportional to 720,210 and 1,573,300.50

Step by Step Solution

1. Step 1: Write the proportion equation
   720,210 : 1,573,300.50 = 1,573,300.50 : x
2. Step 2: Convert to fraction form
   720,210/1,573,300.50 = 1,573,300.50/x
3. Step 3: Cross multiply
   720,210x = 1,573,300.50 × 1,573,300.50
4. Step 4: Simplify right side
   720,210x = 2,475,274,463,300.25
5. Step 5: Solve for x
   x = 2,475,274,463,300.25/720,210
6. Step 6: Final answer
   x = 3,436,878.78