Finding the Third Proportional to 672,510 and 1,457,056.50

Step by Step Solution

1. Step 1: Write the proportion equation
   672,510 : 1,457,056.50 = 1,457,056.50 : x
2. Step 2: Convert to fraction form
   672,510/1,457,056.50 = 1,457,056.50/x
3. Step 3: Cross multiply
   672,510x = 1,457,056.50 × 1,457,056.50
4. Step 4: Simplify right side
   672,510x = 2,123,013,644,192.25
5. Step 5: Solve for x
   x = 2,123,013,644,192.25/672,510
6. Step 6: Final answer
   x = 3,156,850.67