Finding the Third Proportional to 485,077.50 and 1,020,432

Step by Step Solution

1. Step 1: Write the proportion equation
   485,077.50 : 1,020,432 = 1,020,432 : x
2. Step 2: Convert to fraction form
   485,077.50/1,020,432 = 1,020,432/x
3. Step 3: Cross multiply
   485,077.50x = 1,020,432 × 1,020,432
4. Step 4: Simplify right side
   485,077.50x = 1,041,281,466,624
5. Step 5: Solve for x
   x = 1,041,281,466,624/485,077.50
6. Step 6: Final answer
   x = 2,146,629.08