Finding the Third Proportional to 485,851.50 and 1,060,128

Step by Step Solution

1. Step 1: Write the proportion equation
   485,851.50 : 1,060,128 = 1,060,128 : x
2. Step 2: Convert to fraction form
   485,851.50/1,060,128 = 1,060,128/x
3. Step 3: Cross multiply
   485,851.50x = 1,060,128 × 1,060,128
4. Step 4: Simplify right side
   485,851.50x = 1,123,871,376,384
5. Step 5: Solve for x
   x = 1,123,871,376,384/485,851.50
6. Step 6: Final answer
   x = 2,313,199.35