Finding the Third Proportional to 366,280 and 785,124.50

Step by Step Solution

1. Step 1: Write the proportion equation
   366,280 : 785,124.50 = 785,124.50 : x
2. Step 2: Convert to fraction form
   366,280/785,124.50 = 785,124.50/x
3. Step 3: Cross multiply
   366,280x = 785,124.50 × 785,124.50
4. Step 4: Simplify right side
   366,280x = 616,420,480,500.25
5. Step 5: Solve for x
   x = 616,420,480,500.25/366,280
6. Step 6: Final answer
   x = 1,682,921.48