Finding the Third Proportional to 366,331.50 and 781,050

Step by Step Solution

1. Step 1: Write the proportion equation
   366,331.50 : 781,050 = 781,050 : x
2. Step 2: Convert to fraction form
   366,331.50/781,050 = 781,050/x
3. Step 3: Cross multiply
   366,331.50x = 781,050 × 781,050
4. Step 4: Simplify right side
   366,331.50x = 610,039,102,500
5. Step 5: Solve for x
   x = 610,039,102,500/366,331.50
6. Step 6: Final answer
   x = 1,665,265.21