Finding the Third Proportional to 705,141 and 1,028,173.50

Step by Step Solution

1. Step 1: Write the proportion equation
   705,141 : 1,028,173.50 = 1,028,173.50 : x
2. Step 2: Convert to fraction form
   705,141/1,028,173.50 = 1,028,173.50/x
3. Step 3: Cross multiply
   705,141x = 1,028,173.50 × 1,028,173.50
4. Step 4: Simplify right side
   705,141x = 1,057,140,746,102.25
5. Step 5: Solve for x
   x = 1,057,140,746,102.25/705,141
6. Step 6: Final answer
   x = 1,499,190.58