Finding the Third Proportional to 485,506.50 and 1,077,124.50

Step by Step Solution

1. Step 1: Write the proportion equation
   485,506.50 : 1,077,124.50 = 1,077,124.50 : x
2. Step 2: Convert to fraction form
   485,506.50/1,077,124.50 = 1,077,124.50/x
3. Step 3: Cross multiply
   485,506.50x = 1,077,124.50 × 1,077,124.50
4. Step 4: Simplify right side
   485,506.50x = 1,160,197,188,500.25
5. Step 5: Solve for x
   x = 1,160,197,188,500.25/485,506.50
6. Step 6: Final answer
   x = 2,389,663.55