Finding the Third Proportional to 705,687.75 and 1,060,128

Step by Step Solution

1. Step 1: Write the proportion equation
   705,687.75 : 1,060,128 = 1,060,128 : x
2. Step 2: Convert to fraction form
   705,687.75/1,060,128 = 1,060,128/x
3. Step 3: Cross multiply
   705,687.75x = 1,060,128 × 1,060,128
4. Step 4: Simplify right side
   705,687.75x = 1,123,871,376,384
5. Step 5: Solve for x
   x = 1,123,871,376,384/705,687.75
6. Step 6: Final answer
   x = 1,592,590.17