Finding the Third Proportional to 622,081.50 and 1,364,691

Step by Step Solution

1. Step 1: Write the proportion equation
   622,081.50 : 1,364,691 = 1,364,691 : x
2. Step 2: Convert to fraction form
   622,081.50/1,364,691 = 1,364,691/x
3. Step 3: Cross multiply
   622,081.50x = 1,364,691 × 1,364,691
4. Step 4: Simplify right side
   622,081.50x = 1,862,381,525,481
5. Step 5: Solve for x
   x = 1,862,381,525,481/622,081.50
6. Step 6: Final answer
   x = 2,993,790.24