Finding the Third Proportional to 511,053.75 and 1,111,591.50

Step by Step Solution

1. Step 1: Write the proportion equation
   511,053.75 : 1,111,591.50 = 1,111,591.50 : x
2. Step 2: Convert to fraction form
   511,053.75/1,111,591.50 = 1,111,591.50/x
3. Step 3: Cross multiply
   511,053.75x = 1,111,591.50 × 1,111,591.50
4. Step 4: Simplify right side
   511,053.75x = 1,235,635,662,872.25
5. Step 5: Solve for x
   x = 1,235,635,662,872.25/511,053.75
6. Step 6: Final answer
   x = 2,417,819.38