Finding the Third Proportional to 354,582 and 758,992.50

Step by Step Solution

1. Step 1: Write the proportion equation
   354,582 : 758,992.50 = 758,992.50 : x
2. Step 2: Convert to fraction form
   354,582/758,992.50 = 758,992.50/x
3. Step 3: Cross multiply
   354,582x = 758,992.50 × 758,992.50
4. Step 4: Simplify right side
   354,582x = 576,069,615,056.25
5. Step 5: Solve for x
   x = 576,069,615,056.25/354,582
6. Step 6: Final answer
   x = 1,624,644.27