Finding the Third Proportional to 368,555.50 and 540,582

Step by Step Solution

1. Step 1: Write the proportion equation
   368,555.50 : 540,582 = 540,582 : x
2. Step 2: Convert to fraction form
   368,555.50/540,582 = 540,582/x
3. Step 3: Cross multiply
   368,555.50x = 540,582 × 540,582
4. Step 4: Simplify right side
   368,555.50x = 292,228,898,724
5. Step 5: Solve for x
   x = 292,228,898,724/368,555.50
6. Step 6: Final answer
   x = 792,903.37