Finding the Third Proportional to 814,288.50 and 1,762,612.50

Step by Step Solution

1. Step 1: Write the proportion equation
   814,288.50 : 1,762,612.50 = 1,762,612.50 : x
2. Step 2: Convert to fraction form
   814,288.50/1,762,612.50 = 1,762,612.50/x
3. Step 3: Cross multiply
   814,288.50x = 1,762,612.50 × 1,762,612.50
4. Step 4: Simplify right side
   814,288.50x = 3,106,802,825,156.25
5. Step 5: Solve for x
   x = 3,106,802,825,156.25/814,288.50
6. Step 6: Final answer
   x = 3,815,358.84